Home / 3,938,301.14-5,432,157.69-2,411,162.78

Finding the Fourth Proportional to 3,938,301.14, 5,432,157.69 and 2,411,162.78

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Solution

The fourth proportional to 3,938,301.14, 5,432,157.69 and 2,411,162.78 is: 3,325,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938,301.14 : 5,432,157.69 = 2,411,162.78 : x
  2. Step 2: Convert to fraction form
    3,938,301.14/5,432,157.69 = 2,411,162.78/x
  3. Step 3: Cross multiply
    3,938,301.14x = 5,432,157.69 × 2,411,162.78
  4. Step 4: Simplify right side
    3,938,301.14x = 13,097,816,437,218.78
  5. Step 5: Solve for x
    x = 13,097,816,437,218.78/3,938,301.14
  6. Step 6: Final answer
    x = 3,325,752.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.