Home / 1,103,886.90-1,655,830.35-725,973.30

Finding the Fourth Proportional to 1,103,886.90, 1,655,830.35 and 725,973.30

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Solution

The fourth proportional to 1,103,886.90, 1,655,830.35 and 725,973.30 is: 1,088,959.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,886.90 : 1,655,830.35 = 725,973.30 : x
  2. Step 2: Convert to fraction form
    1,103,886.90/1,655,830.35 = 725,973.30/x
  3. Step 3: Cross multiply
    1,103,886.90x = 1,655,830.35 × 725,973.30
  4. Step 4: Simplify right side
    1,103,886.90x = 1,202,088,623,429.66
  5. Step 5: Solve for x
    x = 1,202,088,623,429.66/1,103,886.90
  6. Step 6: Final answer
    x = 1,088,959.95

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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.