Home / 1,068,638.98-1,474,711.29-578,606.11

Finding the Fourth Proportional to 1,068,638.98, 1,474,711.29 and 578,606.11

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Solution

The fourth proportional to 1,068,638.98, 1,474,711.29 and 578,606.11 is: 798,470.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,638.98 : 1,474,711.29 = 578,606.11 : x
  2. Step 2: Convert to fraction form
    1,068,638.98/1,474,711.29 = 578,606.11/x
  3. Step 3: Cross multiply
    1,068,638.98x = 1,474,711.29 × 578,606.11
  4. Step 4: Simplify right side
    1,068,638.98x = 853,276,962,879.98
  5. Step 5: Solve for x
    x = 853,276,962,879.98/1,068,638.98
  6. Step 6: Final answer
    x = 798,470.75

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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.