Home / 1,677,688.08-2,517,614.28-612,641.04

Finding the Fourth Proportional to 1,677,688.08, 2,517,614.28 and 612,641.04

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Solution

The fourth proportional to 1,677,688.08, 2,517,614.28 and 612,641.04 is: 919,356.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,688.08 : 2,517,614.28 = 612,641.04 : x
  2. Step 2: Convert to fraction form
    1,677,688.08/2,517,614.28 = 612,641.04/x
  3. Step 3: Cross multiply
    1,677,688.08x = 2,517,614.28 × 612,641.04
  4. Step 4: Simplify right side
    1,677,688.08x = 1,542,393,830,818.05
  5. Step 5: Solve for x
    x = 1,542,393,830,818.05/1,677,688.08
  6. Step 6: Final answer
    x = 919,356.73

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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.