Home / 1,305,113.69-1,801,069.19-732,166.16

Finding the Fourth Proportional to 1,305,113.69, 1,801,069.19 and 732,166.16

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Solution

The fourth proportional to 1,305,113.69, 1,801,069.19 and 732,166.16 is: 1,010,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,305,113.69 : 1,801,069.19 = 732,166.16 : x
  2. Step 2: Convert to fraction form
    1,305,113.69/1,801,069.19 = 732,166.16/x
  3. Step 3: Cross multiply
    1,305,113.69x = 1,801,069.19 × 732,166.16
  4. Step 4: Simplify right side
    1,305,113.69x = 1,318,681,900,070.43
  5. Step 5: Solve for x
    x = 1,318,681,900,070.43/1,305,113.69
  6. Step 6: Final answer
    x = 1,010,396.19

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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.