Home / 2,618,470.23-3,613,432.28-1,515,948.13

Finding the Fourth Proportional to 2,618,470.23, 3,613,432.28 and 1,515,948.13

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Solution

The fourth proportional to 2,618,470.23, 3,613,432.28 and 1,515,948.13 is: 2,091,975.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,470.23 : 3,613,432.28 = 1,515,948.13 : x
  2. Step 2: Convert to fraction form
    2,618,470.23/3,613,432.28 = 1,515,948.13/x
  3. Step 3: Cross multiply
    2,618,470.23x = 3,613,432.28 × 1,515,948.13
  4. Step 4: Simplify right side
    2,618,470.23x = 5,477,775,924,440.38
  5. Step 5: Solve for x
    x = 5,477,775,924,440.38/2,618,470.23
  6. Step 6: Final answer
    x = 2,091,975.64

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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.