Home / 1,011,690.17-1,396,090.82-552,820.50

Finding the Fourth Proportional to 1,011,690.17, 1,396,090.82 and 552,820.50

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Solution

The fourth proportional to 1,011,690.17, 1,396,090.82 and 552,820.50 is: 762,869.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,690.17 : 1,396,090.82 = 552,820.50 : x
  2. Step 2: Convert to fraction form
    1,011,690.17/1,396,090.82 = 552,820.50/x
  3. Step 3: Cross multiply
    1,011,690.17x = 1,396,090.82 × 552,820.50
  4. Step 4: Simplify right side
    1,011,690.17x = 771,787,622,393.71
  5. Step 5: Solve for x
    x = 771,787,622,393.71/1,011,690.17
  6. Step 6: Final answer
    x = 762,869.55

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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.