Home / 1,615,172.46-2,228,938.19-936,502.62

Finding the Fourth Proportional to 1,615,172.46, 2,228,938.19 and 936,502.62

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Solution

The fourth proportional to 1,615,172.46, 2,228,938.19 and 936,502.62 is: 1,292,373.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,172.46 : 2,228,938.19 = 936,502.62 : x
  2. Step 2: Convert to fraction form
    1,615,172.46/2,228,938.19 = 936,502.62/x
  3. Step 3: Cross multiply
    1,615,172.46x = 2,228,938.19 × 936,502.62
  4. Step 4: Simplify right side
    1,615,172.46x = 2,087,406,438,925.85
  5. Step 5: Solve for x
    x = 2,087,406,438,925.85/1,615,172.46
  6. Step 6: Final answer
    x = 1,292,373.72

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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.