Home / 1,068,839.75-1,475,000.28-578,810.10

Finding the Fourth Proportional to 1,068,839.75, 1,475,000.28 and 578,810.10

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Solution

The fourth proportional to 1,068,839.75, 1,475,000.28 and 578,810.10 is: 798,758.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,839.75 : 1,475,000.28 = 578,810.10 : x
  2. Step 2: Convert to fraction form
    1,068,839.75/1,475,000.28 = 578,810.10/x
  3. Step 3: Cross multiply
    1,068,839.75x = 1,475,000.28 × 578,810.10
  4. Step 4: Simplify right side
    1,068,839.75x = 853,745,059,566.83
  5. Step 5: Solve for x
    x = 853,745,059,566.83/1,068,839.75
  6. Step 6: Final answer
    x = 798,758.71

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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.