Home / 1,647,584.80-2,468,266.80-846,138.40

Finding the Fourth Proportional to 1,647,584.80, 2,468,266.80 and 846,138.40

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Solution

The fourth proportional to 1,647,584.80, 2,468,266.80 and 846,138.40 is: 1,267,610.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,584.80 : 2,468,266.80 = 846,138.40 : x
  2. Step 2: Convert to fraction form
    1,647,584.80/2,468,266.80 = 846,138.40/x
  3. Step 3: Cross multiply
    1,647,584.80x = 2,468,266.80 × 846,138.40
  4. Step 4: Simplify right side
    1,647,584.80x = 2,088,495,320,925.12
  5. Step 5: Solve for x
    x = 2,088,495,320,925.12/1,647,584.80
  6. Step 6: Final answer
    x = 1,267,610.21

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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.