Home / 1,092,728.12-1,636,001.21-579,223.22

Finding the Fourth Proportional to 1,092,728.12, 1,636,001.21 and 579,223.22

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Solution

The fourth proportional to 1,092,728.12, 1,636,001.21 and 579,223.22 is: 867,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,728.12 : 1,636,001.21 = 579,223.22 : x
  2. Step 2: Convert to fraction form
    1,092,728.12/1,636,001.21 = 579,223.22/x
  3. Step 3: Cross multiply
    1,092,728.12x = 1,636,001.21 × 579,223.22
  4. Step 4: Simplify right side
    1,092,728.12x = 947,609,888,780.10
  5. Step 5: Solve for x
    x = 947,609,888,780.10/1,092,728.12
  6. Step 6: Final answer
    x = 867,196.40

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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.