Home / 2,238,371.20-3,357,556.80-742,463.20

Finding the Fourth Proportional to 2,238,371.20, 3,357,556.80 and 742,463.20

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Solution

The fourth proportional to 2,238,371.20, 3,357,556.80 and 742,463.20 is: 1,113,694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,238,371.20 : 3,357,556.80 = 742,463.20 : x
  2. Step 2: Convert to fraction form
    2,238,371.20/3,357,556.80 = 742,463.20/x
  3. Step 3: Cross multiply
    2,238,371.20x = 3,357,556.80 × 742,463.20
  4. Step 4: Simplify right side
    2,238,371.20x = 2,492,862,365,909.76
  5. Step 5: Solve for x
    x = 2,492,862,365,909.76/2,238,371.20
  6. Step 6: Final answer
    x = 1,113,694.80

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Similar ratio
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1.5x scale

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.