Home / 1,011,825.90-1,396,338.08-552,959.91

Finding the Fourth Proportional to 1,011,825.90, 1,396,338.08 and 552,959.91

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Solution

The fourth proportional to 1,011,825.90, 1,396,338.08 and 552,959.91 is: 763,094.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,825.90 : 1,396,338.08 = 552,959.91 : x
  2. Step 2: Convert to fraction form
    1,011,825.90/1,396,338.08 = 552,959.91/x
  3. Step 3: Cross multiply
    1,011,825.90x = 1,396,338.08 × 552,959.91
  4. Step 4: Simplify right side
    1,011,825.90x = 772,118,976,281.57
  5. Step 5: Solve for x
    x = 772,118,976,281.57/1,011,825.90
  6. Step 6: Final answer
    x = 763,094.69

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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.