Home / 3,765,809.10-5,648,713.65-1,207,019.10

Finding the Fourth Proportional to 3,765,809.10, 5,648,713.65 and 1,207,019.10

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Solution

The fourth proportional to 3,765,809.10, 5,648,713.65 and 1,207,019.10 is: 1,810,528.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765,809.10 : 5,648,713.65 = 1,207,019.10 : x
  2. Step 2: Convert to fraction form
    3,765,809.10/5,648,713.65 = 1,207,019.10/x
  3. Step 3: Cross multiply
    3,765,809.10x = 5,648,713.65 × 1,207,019.10
  4. Step 4: Simplify right side
    3,765,809.10x = 6,818,105,265,980.72
  5. Step 5: Solve for x
    x = 6,818,105,265,980.72/3,765,809.10
  6. Step 6: Final answer
    x = 1,810,528.65

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.