Home / 1,145,438.28-1,716,532.56-843,551.28

Finding the Fourth Proportional to 1,145,438.28, 1,716,532.56 and 843,551.28

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Solution

The fourth proportional to 1,145,438.28, 1,716,532.56 and 843,551.28 is: 1,264,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,438.28 : 1,716,532.56 = 843,551.28 : x
  2. Step 2: Convert to fraction form
    1,145,438.28/1,716,532.56 = 843,551.28/x
  3. Step 3: Cross multiply
    1,145,438.28x = 1,716,532.56 × 843,551.28
  4. Step 4: Simplify right side
    1,145,438.28x = 1,447,983,238,149.68
  5. Step 5: Solve for x
    x = 1,447,983,238,149.68/1,145,438.28
  6. Step 6: Final answer
    x = 1,264,130.30

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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.