Home / 1,413,855.60-2,119,980.24-965,119.92

Finding the Fourth Proportional to 1,413,855.60, 2,119,980.24 and 965,119.92

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Solution

The fourth proportional to 1,413,855.60, 2,119,980.24 and 965,119.92 is: 1,447,131.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,855.60 : 2,119,980.24 = 965,119.92 : x
  2. Step 2: Convert to fraction form
    1,413,855.60/2,119,980.24 = 965,119.92/x
  3. Step 3: Cross multiply
    1,413,855.60x = 2,119,980.24 × 965,119.92
  4. Step 4: Simplify right side
    1,413,855.60x = 2,046,035,159,630.38
  5. Step 5: Solve for x
    x = 2,046,035,159,630.38/1,413,855.60
  6. Step 6: Final answer
    x = 1,447,131.63

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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.