Home / 1,640,891.60-2,461,337.40-966,280.40

Finding the Fourth Proportional to 1,640,891.60, 2,461,337.40 and 966,280.40

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Solution

The fourth proportional to 1,640,891.60, 2,461,337.40 and 966,280.40 is: 1,449,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,891.60 : 2,461,337.40 = 966,280.40 : x
  2. Step 2: Convert to fraction form
    1,640,891.60/2,461,337.40 = 966,280.40/x
  3. Step 3: Cross multiply
    1,640,891.60x = 2,461,337.40 × 966,280.40
  4. Step 4: Simplify right side
    1,640,891.60x = 2,378,342,087,406.96
  5. Step 5: Solve for x
    x = 2,378,342,087,406.96/1,640,891.60
  6. Step 6: Final answer
    x = 1,449,420.60

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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.