Home / 1,007,993.76-1,391,030.76-555,284.76

Finding the Fourth Proportional to 1,007,993.76, 1,391,030.76 and 555,284.76

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Solution

The fourth proportional to 1,007,993.76, 1,391,030.76 and 555,284.76 is: 766,292.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,993.76 : 1,391,030.76 = 555,284.76 : x
  2. Step 2: Convert to fraction form
    1,007,993.76/1,391,030.76 = 555,284.76/x
  3. Step 3: Cross multiply
    1,007,993.76x = 1,391,030.76 × 555,284.76
  4. Step 4: Simplify right side
    1,007,993.76x = 772,418,181,719.22
  5. Step 5: Solve for x
    x = 772,418,181,719.22/1,007,993.76
  6. Step 6: Final answer
    x = 766,292.62

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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.