Home / 1,049,638.60-1,572,125.10-863,014.60

Finding the Fourth Proportional to 1,049,638.60, 1,572,125.10 and 863,014.60

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Solution

The fourth proportional to 1,049,638.60, 1,572,125.10 and 863,014.60 is: 1,292,603.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,638.60 : 1,572,125.10 = 863,014.60 : x
  2. Step 2: Convert to fraction form
    1,049,638.60/1,572,125.10 = 863,014.60/x
  3. Step 3: Cross multiply
    1,049,638.60x = 1,572,125.10 × 863,014.60
  4. Step 4: Simplify right side
    1,049,638.60x = 1,356,766,914,326.46
  5. Step 5: Solve for x
    x = 1,356,766,914,326.46/1,049,638.60
  6. Step 6: Final answer
    x = 1,292,603.87

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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.