Home / 1,146,445.90-1,719,668.85-1,036,221.10

Finding the Fourth Proportional to 1,146,445.90, 1,719,668.85 and 1,036,221.10

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Solution

The fourth proportional to 1,146,445.90, 1,719,668.85 and 1,036,221.10 is: 1,554,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,445.90 : 1,719,668.85 = 1,036,221.10 : x
  2. Step 2: Convert to fraction form
    1,146,445.90/1,719,668.85 = 1,036,221.10/x
  3. Step 3: Cross multiply
    1,146,445.90x = 1,719,668.85 × 1,036,221.10
  4. Step 4: Simplify right side
    1,146,445.90x = 1,781,957,147,382.74
  5. Step 5: Solve for x
    x = 1,781,957,147,382.74/1,146,445.90
  6. Step 6: Final answer
    x = 1,554,331.65

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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.