Home / 1,083,624.78-1,495,418.01-624,731.46

Finding the Fourth Proportional to 1,083,624.78, 1,495,418.01 and 624,731.46

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Solution

The fourth proportional to 1,083,624.78, 1,495,418.01 and 624,731.46 is: 862,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,624.78 : 1,495,418.01 = 624,731.46 : x
  2. Step 2: Convert to fraction form
    1,083,624.78/1,495,418.01 = 624,731.46/x
  3. Step 3: Cross multiply
    1,083,624.78x = 1,495,418.01 × 624,731.46
  4. Step 4: Simplify right side
    1,083,624.78x = 934,234,676,697.60
  5. Step 5: Solve for x
    x = 934,234,676,697.60/1,083,624.78
  6. Step 6: Final answer
    x = 862,138.53

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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.