Home / 1,068,838.32-1,474,998.29-578,808.66

Finding the Fourth Proportional to 1,068,838.32, 1,474,998.29 and 578,808.66

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Solution

The fourth proportional to 1,068,838.32, 1,474,998.29 and 578,808.66 is: 798,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,838.32 : 1,474,998.29 = 578,808.66 : x
  2. Step 2: Convert to fraction form
    1,068,838.32/1,474,998.29 = 578,808.66/x
  3. Step 3: Cross multiply
    1,068,838.32x = 1,474,998.29 × 578,808.66
  4. Step 4: Simplify right side
    1,068,838.32x = 853,741,773,468.16
  5. Step 5: Solve for x
    x = 853,741,773,468.16/1,068,838.32
  6. Step 6: Final answer
    x = 798,756.71

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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.