Home / 1,813,963.20-2,721,232.80-615,998.40

Finding the Fourth Proportional to 1,813,963.20, 2,721,232.80 and 615,998.40

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Solution

The fourth proportional to 1,813,963.20, 2,721,232.80 and 615,998.40 is: 924,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,963.20 : 2,721,232.80 = 615,998.40 : x
  2. Step 2: Convert to fraction form
    1,813,963.20/2,721,232.80 = 615,998.40/x
  3. Step 3: Cross multiply
    1,813,963.20x = 2,721,232.80 × 615,998.40
  4. Step 4: Simplify right side
    1,813,963.20x = 1,676,275,050,827.52
  5. Step 5: Solve for x
    x = 1,676,275,050,827.52/1,813,963.20
  6. Step 6: Final answer
    x = 924,095.40

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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.