Home / 1,623,543.39-2,434,921.41-676,397.43

Finding the Fourth Proportional to 1,623,543.39, 2,434,921.41 and 676,397.43

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Solution

The fourth proportional to 1,623,543.39, 2,434,921.41 and 676,397.43 is: 1,014,432.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,543.39 : 2,434,921.41 = 676,397.43 : x
  2. Step 2: Convert to fraction form
    1,623,543.39/2,434,921.41 = 676,397.43/x
  3. Step 3: Cross multiply
    1,623,543.39x = 2,434,921.41 × 676,397.43
  4. Step 4: Simplify right side
    1,623,543.39x = 1,646,974,583,975.98
  5. Step 5: Solve for x
    x = 1,646,974,583,975.98/1,623,543.39
  6. Step 6: Final answer
    x = 1,014,432.13

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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.