Home / 3,787,230.60-5,226,384.06-2,155,637.97

Finding the Fourth Proportional to 3,787,230.60, 5,226,384.06 and 2,155,637.97

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Solution

The fourth proportional to 3,787,230.60, 5,226,384.06 and 2,155,637.97 is: 2,974,783.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787,230.60 : 5,226,384.06 = 2,155,637.97 : x
  2. Step 2: Convert to fraction form
    3,787,230.60/5,226,384.06 = 2,155,637.97/x
  3. Step 3: Cross multiply
    3,787,230.60x = 5,226,384.06 × 2,155,637.97
  4. Step 4: Simplify right side
    3,787,230.60x = 11,266,191,925,538.76
  5. Step 5: Solve for x
    x = 11,266,191,925,538.76/3,787,230.60
  6. Step 6: Final answer
    x = 2,974,783.72

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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.