Home / 1,778,462.55-2,668,118.16-580,387.10

Finding the Fourth Proportional to 1,778,462.55, 2,668,118.16 and 580,387.10

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Solution

The fourth proportional to 1,778,462.55, 2,668,118.16 and 580,387.10 is: 870,719.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,462.55 : 2,668,118.16 = 580,387.10 : x
  2. Step 2: Convert to fraction form
    1,778,462.55/2,668,118.16 = 580,387.10/x
  3. Step 3: Cross multiply
    1,778,462.55x = 2,668,118.16 × 580,387.10
  4. Step 4: Simplify right side
    1,778,462.55x = 1,548,541,347,999.15
  5. Step 5: Solve for x
    x = 1,548,541,347,999.15/1,778,462.55
  6. Step 6: Final answer
    x = 870,719.12

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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.