Home / 3,931,862.46-5,899,912.58-1,658,962.11

Finding the Fourth Proportional to 3,931,862.46, 5,899,912.58 and 1,658,962.11

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Solution

The fourth proportional to 3,931,862.46, 5,899,912.58 and 1,658,962.11 is: 2,489,337.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,862.46 : 5,899,912.58 = 1,658,962.11 : x
  2. Step 2: Convert to fraction form
    3,931,862.46/5,899,912.58 = 1,658,962.11/x
  3. Step 3: Cross multiply
    3,931,862.46x = 5,899,912.58 × 1,658,962.11
  4. Step 4: Simplify right side
    3,931,862.46x = 9,787,731,422,532.34
  5. Step 5: Solve for x
    x = 9,787,731,422,532.34/3,931,862.46
  6. Step 6: Final answer
    x = 2,489,337.18

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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.