Home / 1,260,432.16-1,889,679.04-652,568.87

Finding the Fourth Proportional to 1,260,432.16, 1,889,679.04 and 652,568.87

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Solution

The fourth proportional to 1,260,432.16, 1,889,679.04 and 652,568.87 is: 978,351.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,432.16 : 1,889,679.04 = 652,568.87 : x
  2. Step 2: Convert to fraction form
    1,260,432.16/1,889,679.04 = 652,568.87/x
  3. Step 3: Cross multiply
    1,260,432.16x = 1,889,679.04 × 652,568.87
  4. Step 4: Simplify right side
    1,260,432.16x = 1,233,145,718,888.26
  5. Step 5: Solve for x
    x = 1,233,145,718,888.26/1,260,432.16
  6. Step 6: Final answer
    x = 978,351.52

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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.