Home / 2,183,837.40-3,012,091.20-1,447,459.92

Finding the Fourth Proportional to 2,183,837.40, 3,012,091.20 and 1,447,459.92

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Solution

The fourth proportional to 2,183,837.40, 3,012,091.20 and 1,447,459.92 is: 1,996,431.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,837.40 : 3,012,091.20 = 1,447,459.92 : x
  2. Step 2: Convert to fraction form
    2,183,837.40/3,012,091.20 = 1,447,459.92/x
  3. Step 3: Cross multiply
    2,183,837.40x = 3,012,091.20 × 1,447,459.92
  4. Step 4: Simplify right side
    2,183,837.40x = 4,359,881,287,384.70
  5. Step 5: Solve for x
    x = 4,359,881,287,384.70/2,183,837.40
  6. Step 6: Final answer
    x = 1,996,431.28

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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.