Home / 2,378,842.47-3,281,309.42-1,411,287.75

Finding the Fourth Proportional to 2,378,842.47, 3,281,309.42 and 1,411,287.75

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Solution

The fourth proportional to 2,378,842.47, 3,281,309.42 and 1,411,287.75 is: 1,946,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,842.47 : 3,281,309.42 = 1,411,287.75 : x
  2. Step 2: Convert to fraction form
    2,378,842.47/3,281,309.42 = 1,411,287.75/x
  3. Step 3: Cross multiply
    2,378,842.47x = 3,281,309.42 × 1,411,287.75
  4. Step 4: Simplify right side
    2,378,842.47x = 4,630,871,781,349.17
  5. Step 5: Solve for x
    x = 4,630,871,781,349.17/2,378,842.47
  6. Step 6: Final answer
    x = 1,946,691.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.