Home / 1,011,645.71-1,396,029.54-552,776.04

Finding the Fourth Proportional to 1,011,645.71, 1,396,029.54 and 552,776.04

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Solution

The fourth proportional to 1,011,645.71, 1,396,029.54 and 552,776.04 is: 762,808.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,645.71 : 1,396,029.54 = 552,776.04 : x
  2. Step 2: Convert to fraction form
    1,011,645.71/1,396,029.54 = 552,776.04/x
  3. Step 3: Cross multiply
    1,011,645.71x = 1,396,029.54 × 552,776.04
  4. Step 4: Simplify right side
    1,011,645.71x = 771,691,673,782.11
  5. Step 5: Solve for x
    x = 771,691,673,782.11/1,011,645.71
  6. Step 6: Final answer
    x = 762,808.23

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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.