Home / 2,891,792.80-4,336,911.60-870,032.80

Finding the Fourth Proportional to 2,891,792.80, 4,336,911.60 and 870,032.80

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Solution

The fourth proportional to 2,891,792.80, 4,336,911.60 and 870,032.80 is: 1,304,815.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,891,792.80 : 4,336,911.60 = 870,032.80 : x
  2. Step 2: Convert to fraction form
    2,891,792.80/4,336,911.60 = 870,032.80/x
  3. Step 3: Cross multiply
    2,891,792.80x = 4,336,911.60 × 870,032.80
  4. Step 4: Simplify right side
    2,891,792.80x = 3,773,255,342,700.48
  5. Step 5: Solve for x
    x = 3,773,255,342,700.48/2,891,792.80
  6. Step 6: Final answer
    x = 1,304,815.25

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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.