Home / 3,696,697.89-5,098,127.58-3,078,549.63

Finding the Fourth Proportional to 3,696,697.89, 5,098,127.58 and 3,078,549.63

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Solution

The fourth proportional to 3,696,697.89, 5,098,127.58 and 3,078,549.63 is: 4,245,637.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696,697.89 : 5,098,127.58 = 3,078,549.63 : x
  2. Step 2: Convert to fraction form
    3,696,697.89/5,098,127.58 = 3,078,549.63/x
  3. Step 3: Cross multiply
    3,696,697.89x = 5,098,127.58 × 3,078,549.63
  4. Step 4: Simplify right side
    3,696,697.89x = 15,694,838,775,101.79
  5. Step 5: Solve for x
    x = 15,694,838,775,101.79/3,696,697.89
  6. Step 6: Final answer
    x = 4,245,637.39

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1.5x scale

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.