Home / 1,876,920.08-2,815,095-614,719.76

Finding the Fourth Proportional to 1,876,920.08, 2,815,095 and 614,719.76

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Solution

The fourth proportional to 1,876,920.08, 2,815,095 and 614,719.76 is: 921,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,920.08 : 2,815,095 = 614,719.76 : x
  2. Step 2: Convert to fraction form
    1,876,920.08/2,815,095 = 614,719.76/x
  3. Step 3: Cross multiply
    1,876,920.08x = 2,815,095 × 614,719.76
  4. Step 4: Simplify right side
    1,876,920.08x = 1,730,494,522,777.20
  5. Step 5: Solve for x
    x = 1,730,494,522,777.20/1,876,920.08
  6. Step 6: Final answer
    x = 921,986.26

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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.