Home / 1,502,743.10-2,073,998.14-929,967.80

Finding the Fourth Proportional to 1,502,743.10, 2,073,998.14 and 929,967.80

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Solution

The fourth proportional to 1,502,743.10, 2,073,998.14 and 929,967.80 is: 1,283,487.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,743.10 : 2,073,998.14 = 929,967.80 : x
  2. Step 2: Convert to fraction form
    1,502,743.10/2,073,998.14 = 929,967.80/x
  3. Step 3: Cross multiply
    1,502,743.10x = 2,073,998.14 × 929,967.80
  4. Step 4: Simplify right side
    1,502,743.10x = 1,928,751,487,459.89
  5. Step 5: Solve for x
    x = 1,928,751,487,459.89/1,502,743.10
  6. Step 6: Final answer
    x = 1,283,487.17

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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.