Home / 1,015,049.95-1,400,827.68-556,165.41

Finding the Fourth Proportional to 1,015,049.95, 1,400,827.68 and 556,165.41

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Solution

The fourth proportional to 1,015,049.95, 1,400,827.68 and 556,165.41 is: 767,540.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,049.95 : 1,400,827.68 = 556,165.41 : x
  2. Step 2: Convert to fraction form
    1,015,049.95/1,400,827.68 = 556,165.41/x
  3. Step 3: Cross multiply
    1,015,049.95x = 1,400,827.68 × 556,165.41
  4. Step 4: Simplify right side
    1,015,049.95x = 779,091,900,986.55
  5. Step 5: Solve for x
    x = 779,091,900,986.55/1,015,049.95
  6. Step 6: Final answer
    x = 767,540.46

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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.