Home / 1,824,641.40-2,736,998.55-476,720.40

Finding the Fourth Proportional to 1,824,641.40, 2,736,998.55 and 476,720.40

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Solution

The fourth proportional to 1,824,641.40, 2,736,998.55 and 476,720.40 is: 715,090.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824,641.40 : 2,736,998.55 = 476,720.40 : x
  2. Step 2: Convert to fraction form
    1,824,641.40/2,736,998.55 = 476,720.40/x
  3. Step 3: Cross multiply
    1,824,641.40x = 2,736,998.55 × 476,720.40
  4. Step 4: Simplify right side
    1,824,641.40x = 1,304,783,043,555.42
  5. Step 5: Solve for x
    x = 1,304,783,043,555.42/1,824,641.40
  6. Step 6: Final answer
    x = 715,090.12

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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.