Home / 1,012,663.79-1,519,146.71-372,918.33

Finding the Fourth Proportional to 1,012,663.79, 1,519,146.71 and 372,918.33

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Solution

The fourth proportional to 1,012,663.79, 1,519,146.71 and 372,918.33 is: 559,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,663.79 : 1,519,146.71 = 372,918.33 : x
  2. Step 2: Convert to fraction form
    1,012,663.79/1,519,146.71 = 372,918.33/x
  3. Step 3: Cross multiply
    1,012,663.79x = 1,519,146.71 × 372,918.33
  4. Step 4: Simplify right side
    1,012,663.79x = 566,517,655,050.49
  5. Step 5: Solve for x
    x = 566,517,655,050.49/1,012,663.79
  6. Step 6: Final answer
    x = 559,433.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.