Home / 1,068,639.98-1,474,712.67-578,607.11

Finding the Fourth Proportional to 1,068,639.98, 1,474,712.67 and 578,607.11

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Solution

The fourth proportional to 1,068,639.98, 1,474,712.67 and 578,607.11 is: 798,472.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,639.98 : 1,474,712.67 = 578,607.11 : x
  2. Step 2: Convert to fraction form
    1,068,639.98/1,474,712.67 = 578,607.11/x
  3. Step 3: Cross multiply
    1,068,639.98x = 1,474,712.67 × 578,607.11
  4. Step 4: Simplify right side
    1,068,639.98x = 853,279,236,069.08
  5. Step 5: Solve for x
    x = 853,279,236,069.08/1,068,639.98
  6. Step 6: Final answer
    x = 798,472.13

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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.