Home / 1,897,473.38-2,618,575.20-1,038,033.68

Finding the Fourth Proportional to 1,897,473.38, 2,618,575.20 and 1,038,033.68

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Solution

The fourth proportional to 1,897,473.38, 2,618,575.20 and 1,038,033.68 is: 1,432,520.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,473.38 : 2,618,575.20 = 1,038,033.68 : x
  2. Step 2: Convert to fraction form
    1,897,473.38/2,618,575.20 = 1,038,033.68/x
  3. Step 3: Cross multiply
    1,897,473.38x = 2,618,575.20 × 1,038,033.68
  4. Step 4: Simplify right side
    1,897,473.38x = 2,718,169,238,119.86
  5. Step 5: Solve for x
    x = 2,718,169,238,119.86/1,897,473.38
  6. Step 6: Final answer
    x = 1,432,520.36

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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.