Home / 1,695,172.59-2,339,952.03-1,122,397.29

Finding the Fourth Proportional to 1,695,172.59, 2,339,952.03 and 1,122,397.29

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Solution

The fourth proportional to 1,695,172.59, 2,339,952.03 and 1,122,397.29 is: 1,549,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,172.59 : 2,339,952.03 = 1,122,397.29 : x
  2. Step 2: Convert to fraction form
    1,695,172.59/2,339,952.03 = 1,122,397.29/x
  3. Step 3: Cross multiply
    1,695,172.59x = 2,339,952.03 × 1,122,397.29
  4. Step 4: Simplify right side
    1,695,172.59x = 2,626,355,817,202.00
  5. Step 5: Solve for x
    x = 2,626,355,817,202.00/1,695,172.59
  6. Step 6: Final answer
    x = 1,549,314.70

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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.