Home / 1,361,529.81-2,042,516.35-402,082.46

Finding the Fourth Proportional to 1,361,529.81, 2,042,516.35 and 402,082.46

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Solution

The fourth proportional to 1,361,529.81, 2,042,516.35 and 402,082.46 is: 603,189.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,529.81 : 2,042,516.35 = 402,082.46 : x
  2. Step 2: Convert to fraction form
    1,361,529.81/2,042,516.35 = 402,082.46/x
  3. Step 3: Cross multiply
    1,361,529.81x = 2,042,516.35 × 402,082.46
  4. Step 4: Simplify right side
    1,361,529.81x = 821,259,998,598.22
  5. Step 5: Solve for x
    x = 821,259,998,598.22/1,361,529.81
  6. Step 6: Final answer
    x = 603,189.14

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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.