Home / 1,082,727.38-1,623,342.62-779,307.86

Finding the Fourth Proportional to 1,082,727.38, 1,623,342.62 and 779,307.86

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Solution

The fourth proportional to 1,082,727.38, 1,623,342.62 and 779,307.86 is: 1,168,423.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,727.38 : 1,623,342.62 = 779,307.86 : x
  2. Step 2: Convert to fraction form
    1,082,727.38/1,623,342.62 = 779,307.86/x
  3. Step 3: Cross multiply
    1,082,727.38x = 1,623,342.62 × 779,307.86
  4. Step 4: Simplify right side
    1,082,727.38x = 1,265,083,657,070.55
  5. Step 5: Solve for x
    x = 1,265,083,657,070.55/1,082,727.38
  6. Step 6: Final answer
    x = 1,168,423.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.