Home / 5,148,062.92-7,722,543.19-1,688,765.42

Finding the Fourth Proportional to 5,148,062.92, 7,722,543.19 and 1,688,765.42

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Solution

The fourth proportional to 5,148,062.92, 7,722,543.19 and 1,688,765.42 is: 2,533,295.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,148,062.92 : 7,722,543.19 = 1,688,765.42 : x
  2. Step 2: Convert to fraction form
    5,148,062.92/7,722,543.19 = 1,688,765.42/x
  3. Step 3: Cross multiply
    5,148,062.92x = 7,722,543.19 × 1,688,765.42
  4. Step 4: Simplify right side
    5,148,062.92x = 13,041,563,886,273.24
  5. Step 5: Solve for x
    x = 13,041,563,886,273.24/5,148,062.92
  6. Step 6: Final answer
    x = 2,533,295.36

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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.