Home / 2,948,688.96-4,070,445.96-1,982,379.48

Finding the Fourth Proportional to 2,948,688.96, 4,070,445.96 and 1,982,379.48

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Solution

The fourth proportional to 2,948,688.96, 4,070,445.96 and 1,982,379.48 is: 2,736,527.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,948,688.96 : 4,070,445.96 = 1,982,379.48 : x
  2. Step 2: Convert to fraction form
    2,948,688.96/4,070,445.96 = 1,982,379.48/x
  3. Step 3: Cross multiply
    2,948,688.96x = 4,070,445.96 × 1,982,379.48
  4. Step 4: Simplify right side
    2,948,688.96x = 8,069,168,545,552.90
  5. Step 5: Solve for x
    x = 8,069,168,545,552.90/2,948,688.96
  6. Step 6: Final answer
    x = 2,736,527.54

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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.