Home / 1,019,270.18-1,525,578.45-749,326.83

Finding the Fourth Proportional to 1,019,270.18, 1,525,578.45 and 749,326.83

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Solution

The fourth proportional to 1,019,270.18, 1,525,578.45 and 749,326.83 is: 1,121,544.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,270.18 : 1,525,578.45 = 749,326.83 : x
  2. Step 2: Convert to fraction form
    1,019,270.18/1,525,578.45 = 749,326.83/x
  3. Step 3: Cross multiply
    1,019,270.18x = 1,525,578.45 × 749,326.83
  4. Step 4: Simplify right side
    1,019,270.18x = 1,143,156,863,854.81
  5. Step 5: Solve for x
    x = 1,143,156,863,854.81/1,019,270.18
  6. Step 6: Final answer
    x = 1,121,544.50

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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.