Home / 1,146,371.81-1,719,574.20-436,438.80

Finding the Fourth Proportional to 1,146,371.81, 1,719,574.20 and 436,438.80

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Solution

The fourth proportional to 1,146,371.81, 1,719,574.20 and 436,438.80 is: 654,664.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,146,371.81 : 1,719,574.20 = 436,438.80 : x
  2. Step 2: Convert to fraction form
    1,146,371.81/1,719,574.20 = 436,438.80/x
  3. Step 3: Cross multiply
    1,146,371.81x = 1,719,574.20 × 436,438.80
  4. Step 4: Simplify right side
    1,146,371.81x = 750,488,900,358.96
  5. Step 5: Solve for x
    x = 750,488,900,358.96/1,146,371.81
  6. Step 6: Final answer
    x = 654,664.48

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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.