Home / 1,248,120.43-1,872,180.63-301,491.14

Finding the Fourth Proportional to 1,248,120.43, 1,872,180.63 and 301,491.14

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Solution

The fourth proportional to 1,248,120.43, 1,872,180.63 and 301,491.14 is: 452,236.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,120.43 : 1,872,180.63 = 301,491.14 : x
  2. Step 2: Convert to fraction form
    1,248,120.43/1,872,180.63 = 301,491.14/x
  3. Step 3: Cross multiply
    1,248,120.43x = 1,872,180.63 × 301,491.14
  4. Step 4: Simplify right side
    1,248,120.43x = 564,445,863,063.72
  5. Step 5: Solve for x
    x = 564,445,863,063.72/1,248,120.43
  6. Step 6: Final answer
    x = 452,236.70

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1.5x scale

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.