Home / 2,392,282.12-3,588,781.60-772,509.72

Finding the Fourth Proportional to 2,392,282.12, 3,588,781.60 and 772,509.72

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Solution

The fourth proportional to 2,392,282.12, 3,588,781.60 and 772,509.72 is: 1,158,880.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,392,282.12 : 3,588,781.60 = 772,509.72 : x
  2. Step 2: Convert to fraction form
    2,392,282.12/3,588,781.60 = 772,509.72/x
  3. Step 3: Cross multiply
    2,392,282.12x = 3,588,781.60 × 772,509.72
  4. Step 4: Simplify right side
    2,392,282.12x = 2,772,368,668,957.15
  5. Step 5: Solve for x
    x = 2,772,368,668,957.15/2,392,282.12
  6. Step 6: Final answer
    x = 1,158,880.32

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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.