Home / 1,007,993.13-1,391,029.90-555,284.13

Finding the Fourth Proportional to 1,007,993.13, 1,391,029.90 and 555,284.13

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Solution

The fourth proportional to 1,007,993.13, 1,391,029.90 and 555,284.13 is: 766,291.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,993.13 : 1,391,029.90 = 555,284.13 : x
  2. Step 2: Convert to fraction form
    1,007,993.13/1,391,029.90 = 555,284.13/x
  3. Step 3: Cross multiply
    1,007,993.13x = 1,391,029.90 × 555,284.13
  4. Step 4: Simplify right side
    1,007,993.13x = 772,416,826,437.28
  5. Step 5: Solve for x
    x = 772,416,826,437.28/1,007,993.13
  6. Step 6: Final answer
    x = 766,291.76

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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.