Home / 1,572,654.60-2,356,940.70-729,412.20

Finding the Fourth Proportional to 1,572,654.60, 2,356,940.70 and 729,412.20

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Solution

The fourth proportional to 1,572,654.60, 2,356,940.70 and 729,412.20 is: 1,093,171.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,572,654.60 : 2,356,940.70 = 729,412.20 : x
  2. Step 2: Convert to fraction form
    1,572,654.60/2,356,940.70 = 729,412.20/x
  3. Step 3: Cross multiply
    1,572,654.60x = 2,356,940.70 × 729,412.20
  4. Step 4: Simplify right side
    1,572,654.60x = 1,719,181,301,256.54
  5. Step 5: Solve for x
    x = 1,719,181,301,256.54/1,572,654.60
  6. Step 6: Final answer
    x = 1,093,171.57

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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.