Home / 1,253,164.15-1,729,070.04-709,299.87

Finding the Fourth Proportional to 1,253,164.15, 1,729,070.04 and 709,299.87

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Solution

The fourth proportional to 1,253,164.15, 1,729,070.04 and 709,299.87 is: 978,666.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,164.15 : 1,729,070.04 = 709,299.87 : x
  2. Step 2: Convert to fraction form
    1,253,164.15/1,729,070.04 = 709,299.87/x
  3. Step 3: Cross multiply
    1,253,164.15x = 1,729,070.04 × 709,299.87
  4. Step 4: Simplify right side
    1,253,164.15x = 1,226,429,154,592.89
  5. Step 5: Solve for x
    x = 1,226,429,154,592.89/1,253,164.15
  6. Step 6: Final answer
    x = 978,666.01

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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.