Home / 1,970,294.90-2,955,442.35-906,231.92

Finding the Fourth Proportional to 1,970,294.90, 2,955,442.35 and 906,231.92

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Solution

The fourth proportional to 1,970,294.90, 2,955,442.35 and 906,231.92 is: 1,359,347.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,294.90 : 2,955,442.35 = 906,231.92 : x
  2. Step 2: Convert to fraction form
    1,970,294.90/2,955,442.35 = 906,231.92/x
  3. Step 3: Cross multiply
    1,970,294.90x = 2,955,442.35 × 906,231.92
  4. Step 4: Simplify right side
    1,970,294.90x = 2,678,316,195,289.81
  5. Step 5: Solve for x
    x = 2,678,316,195,289.81/1,970,294.90
  6. Step 6: Final answer
    x = 1,359,347.88

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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.