Home / 1,439,139.18-1,986,015.15-794,560.62

Finding the Fourth Proportional to 1,439,139.18, 1,986,015.15 and 794,560.62

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Solution

The fourth proportional to 1,439,139.18, 1,986,015.15 and 794,560.62 is: 1,096,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,139.18 : 1,986,015.15 = 794,560.62 : x
  2. Step 2: Convert to fraction form
    1,439,139.18/1,986,015.15 = 794,560.62/x
  3. Step 3: Cross multiply
    1,439,139.18x = 1,986,015.15 × 794,560.62
  4. Step 4: Simplify right side
    1,439,139.18x = 1,578,009,428,913.39
  5. Step 5: Solve for x
    x = 1,578,009,428,913.39/1,439,139.18
  6. Step 6: Final answer
    x = 1,096,495.36

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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.