Home / 1,606,402.60-2,216,822.47-871,355.04

Finding the Fourth Proportional to 1,606,402.60, 2,216,822.47 and 871,355.04

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Solution

The fourth proportional to 1,606,402.60, 2,216,822.47 and 871,355.04 is: 1,202,462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,402.60 : 2,216,822.47 = 871,355.04 : x
  2. Step 2: Convert to fraction form
    1,606,402.60/2,216,822.47 = 871,355.04/x
  3. Step 3: Cross multiply
    1,606,402.60x = 2,216,822.47 × 871,355.04
  4. Step 4: Simplify right side
    1,606,402.60x = 1,931,639,424,299.30
  5. Step 5: Solve for x
    x = 1,931,639,424,299.30/1,606,402.60
  6. Step 6: Final answer
    x = 1,202,462.83

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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.