Home / 1,251,856.68-1,877,313.60-452,940.72

Finding the Fourth Proportional to 1,251,856.68, 1,877,313.60 and 452,940.72

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Solution

The fourth proportional to 1,251,856.68, 1,877,313.60 and 452,940.72 is: 679,240.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,856.68 : 1,877,313.60 = 452,940.72 : x
  2. Step 2: Convert to fraction form
    1,251,856.68/1,877,313.60 = 452,940.72/x
  3. Step 3: Cross multiply
    1,251,856.68x = 1,877,313.60 × 452,940.72
  4. Step 4: Simplify right side
    1,251,856.68x = 850,311,773,649.79
  5. Step 5: Solve for x
    x = 850,311,773,649.79/1,251,856.68
  6. Step 6: Final answer
    x = 679,240.51

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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.