Home / 1,781,331-2,458,392.30-976,670.52

Finding the Fourth Proportional to 1,781,331, 2,458,392.30 and 976,670.52

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Solution

The fourth proportional to 1,781,331, 2,458,392.30 and 976,670.52 is: 1,347,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,331 : 2,458,392.30 = 976,670.52 : x
  2. Step 2: Convert to fraction form
    1,781,331/2,458,392.30 = 976,670.52/x
  3. Step 3: Cross multiply
    1,781,331x = 2,458,392.30 × 976,670.52
  4. Step 4: Simplify right side
    1,781,331x = 2,401,039,286,005.00
  5. Step 5: Solve for x
    x = 2,401,039,286,005.00/1,781,331
  6. Step 6: Final answer
    x = 1,347,890.59

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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.