Home / 2,565,503.20-3,849,582.60-1,861,343.20

Finding the Fourth Proportional to 2,565,503.20, 3,849,582.60 and 1,861,343.20

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Solution

The fourth proportional to 2,565,503.20, 3,849,582.60 and 1,861,343.20 is: 2,792,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,503.20 : 3,849,582.60 = 1,861,343.20 : x
  2. Step 2: Convert to fraction form
    2,565,503.20/3,849,582.60 = 1,861,343.20/x
  3. Step 3: Cross multiply
    2,565,503.20x = 3,849,582.60 × 1,861,343.20
  4. Step 4: Simplify right side
    2,565,503.20x = 7,165,394,395,348.32
  5. Step 5: Solve for x
    x = 7,165,394,395,348.32/2,565,503.20
  6. Step 6: Final answer
    x = 2,792,978.16

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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.