Home / 1,619,076.90-2,428,615.35-497,000.10

Finding the Fourth Proportional to 1,619,076.90, 2,428,615.35 and 497,000.10

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Solution

The fourth proportional to 1,619,076.90, 2,428,615.35 and 497,000.10 is: 745,500.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,076.90 : 2,428,615.35 = 497,000.10 : x
  2. Step 2: Convert to fraction form
    1,619,076.90/2,428,615.35 = 497,000.10/x
  3. Step 3: Cross multiply
    1,619,076.90x = 2,428,615.35 × 497,000.10
  4. Step 4: Simplify right side
    1,619,076.90x = 1,207,022,071,811.53
  5. Step 5: Solve for x
    x = 1,207,022,071,811.53/1,619,076.90
  6. Step 6: Final answer
    x = 745,500.15

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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.