Home / 1,252,625.52-1,878,933.20-453,720.08

Finding the Fourth Proportional to 1,252,625.52, 1,878,933.20 and 453,720.08

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Solution

The fourth proportional to 1,252,625.52, 1,878,933.20 and 453,720.08 is: 680,578.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,625.52 : 1,878,933.20 = 453,720.08 : x
  2. Step 2: Convert to fraction form
    1,252,625.52/1,878,933.20 = 453,720.08/x
  3. Step 3: Cross multiply
    1,252,625.52x = 1,878,933.20 × 453,720.08
  4. Step 4: Simplify right side
    1,252,625.52x = 852,509,721,818.66
  5. Step 5: Solve for x
    x = 852,509,721,818.66/1,252,625.52
  6. Step 6: Final answer
    x = 680,578.28

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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.