Home / 1,464,264.36-2,020,452.12-819,711.72

Finding the Fourth Proportional to 1,464,264.36, 2,020,452.12 and 819,711.72

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Solution

The fourth proportional to 1,464,264.36, 2,020,452.12 and 819,711.72 is: 1,131,071.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,264.36 : 2,020,452.12 = 819,711.72 : x
  2. Step 2: Convert to fraction form
    1,464,264.36/2,020,452.12 = 819,711.72/x
  3. Step 3: Cross multiply
    1,464,264.36x = 2,020,452.12 × 819,711.72
  4. Step 4: Simplify right side
    1,464,264.36x = 1,656,188,282,462.85
  5. Step 5: Solve for x
    x = 1,656,188,282,462.85/1,464,264.36
  6. Step 6: Final answer
    x = 1,131,071.91

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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.