Home / 1,755,334.87-2,422,371.08-980,978.64

Finding the Fourth Proportional to 1,755,334.87, 2,422,371.08 and 980,978.64

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Solution

The fourth proportional to 1,755,334.87, 2,422,371.08 and 980,978.64 is: 1,353,755.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,334.87 : 2,422,371.08 = 980,978.64 : x
  2. Step 2: Convert to fraction form
    1,755,334.87/2,422,371.08 = 980,978.64/x
  3. Step 3: Cross multiply
    1,755,334.87x = 2,422,371.08 × 980,978.64
  4. Step 4: Simplify right side
    1,755,334.87x = 2,376,294,281,002.29
  5. Step 5: Solve for x
    x = 2,376,294,281,002.29/1,755,334.87
  6. Step 6: Final answer
    x = 1,353,755.52

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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.