Home / 1,677,476.72-2,314,901.94-913,543.04

Finding the Fourth Proportional to 1,677,476.72, 2,314,901.94 and 913,543.04

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Solution

The fourth proportional to 1,677,476.72, 2,314,901.94 and 913,543.04 is: 1,260,680.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,476.72 : 2,314,901.94 = 913,543.04 : x
  2. Step 2: Convert to fraction form
    1,677,476.72/2,314,901.94 = 913,543.04/x
  3. Step 3: Cross multiply
    1,677,476.72x = 2,314,901.94 × 913,543.04
  4. Step 4: Simplify right side
    1,677,476.72x = 2,114,762,555,569.50
  5. Step 5: Solve for x
    x = 2,114,762,555,569.50/1,677,476.72
  6. Step 6: Final answer
    x = 1,260,680.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.