Home / 1,034,401.89-1,427,142.33-626,373.30

Finding the Fourth Proportional to 1,034,401.89, 1,427,142.33 and 626,373.30

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Solution

The fourth proportional to 1,034,401.89, 1,427,142.33 and 626,373.30 is: 864,193.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,401.89 : 1,427,142.33 = 626,373.30 : x
  2. Step 2: Convert to fraction form
    1,034,401.89/1,427,142.33 = 626,373.30/x
  3. Step 3: Cross multiply
    1,034,401.89x = 1,427,142.33 × 626,373.30
  4. Step 4: Simplify right side
    1,034,401.89x = 893,923,850,811.79
  5. Step 5: Solve for x
    x = 893,923,850,811.79/1,034,401.89
  6. Step 6: Final answer
    x = 864,193.95

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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.