Home / 1,128,476.16-1,692,489.60-529,283.52

Finding the Fourth Proportional to 1,128,476.16, 1,692,489.60 and 529,283.52

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Solution

The fourth proportional to 1,128,476.16, 1,692,489.60 and 529,283.52 is: 793,819.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,476.16 : 1,692,489.60 = 529,283.52 : x
  2. Step 2: Convert to fraction form
    1,128,476.16/1,692,489.60 = 529,283.52/x
  3. Step 3: Cross multiply
    1,128,476.16x = 1,692,489.60 × 529,283.52
  4. Step 4: Simplify right side
    1,128,476.16x = 895,806,853,051.39
  5. Step 5: Solve for x
    x = 895,806,853,051.39/1,128,476.16
  6. Step 6: Final answer
    x = 793,819.92

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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.