Home / 1,252,382.47-1,878,569.10-453,477.17

Finding the Fourth Proportional to 1,252,382.47, 1,878,569.10 and 453,477.17

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Solution

The fourth proportional to 1,252,382.47, 1,878,569.10 and 453,477.17 is: 680,214.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,382.47 : 1,878,569.10 = 453,477.17 : x
  2. Step 2: Convert to fraction form
    1,252,382.47/1,878,569.10 = 453,477.17/x
  3. Step 3: Cross multiply
    1,252,382.47x = 1,878,569.10 × 453,477.17
  4. Step 4: Simplify right side
    1,252,382.47x = 851,888,203,813.87
  5. Step 5: Solve for x
    x = 851,888,203,813.87/1,252,382.47
  6. Step 6: Final answer
    x = 680,214.09

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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.