Home / 1,341,491.60-2,010,682.20-542,248.40

Finding the Fourth Proportional to 1,341,491.60, 2,010,682.20 and 542,248.40

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Solution

The fourth proportional to 1,341,491.60, 2,010,682.20 and 542,248.40 is: 812,743.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,491.60 : 2,010,682.20 = 542,248.40 : x
  2. Step 2: Convert to fraction form
    1,341,491.60/2,010,682.20 = 542,248.40/x
  3. Step 3: Cross multiply
    1,341,491.60x = 2,010,682.20 × 542,248.40
  4. Step 4: Simplify right side
    1,341,491.60x = 1,090,289,205,858.48
  5. Step 5: Solve for x
    x = 1,090,289,205,858.48/1,341,491.60
  6. Step 6: Final answer
    x = 812,743.97

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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.