Home / 1,472,170.50-2,208,360.74-392,676.95

Finding the Fourth Proportional to 1,472,170.50, 2,208,360.74 and 392,676.95

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Solution

The fourth proportional to 1,472,170.50, 2,208,360.74 and 392,676.95 is: 589,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,170.50 : 2,208,360.74 = 392,676.95 : x
  2. Step 2: Convert to fraction form
    1,472,170.50/2,208,360.74 = 392,676.95/x
  3. Step 3: Cross multiply
    1,472,170.50x = 2,208,360.74 × 392,676.95
  4. Step 4: Simplify right side
    1,472,170.50x = 867,172,346,877.76
  5. Step 5: Solve for x
    x = 867,172,346,877.76/1,472,170.50
  6. Step 6: Final answer
    x = 589,043.42

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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.