Home / 1,011,647.11-1,396,031.47-552,777.43

Finding the Fourth Proportional to 1,011,647.11, 1,396,031.47 and 552,777.43

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Solution

The fourth proportional to 1,011,647.11, 1,396,031.47 and 552,777.43 is: 762,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,647.11 : 1,396,031.47 = 552,777.43 : x
  2. Step 2: Convert to fraction form
    1,011,647.11/1,396,031.47 = 552,777.43/x
  3. Step 3: Cross multiply
    1,011,647.11x = 1,396,031.47 × 552,777.43
  4. Step 4: Simplify right side
    1,011,647.11x = 771,694,688,185.72
  5. Step 5: Solve for x
    x = 771,694,688,185.72/1,011,647.11
  6. Step 6: Final answer
    x = 762,810.15

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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.