Home / 2,287,962.60-3,431,948.08-939,185.16

Finding the Fourth Proportional to 2,287,962.60, 3,431,948.08 and 939,185.16

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Solution

The fourth proportional to 2,287,962.60, 3,431,948.08 and 939,185.16 is: 1,408,779.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287,962.60 : 3,431,948.08 = 939,185.16 : x
  2. Step 2: Convert to fraction form
    2,287,962.60/3,431,948.08 = 939,185.16/x
  3. Step 3: Cross multiply
    2,287,962.60x = 3,431,948.08 × 939,185.16
  4. Step 4: Simplify right side
    2,287,962.60x = 3,223,234,706,626.49
  5. Step 5: Solve for x
    x = 3,223,234,706,626.49/2,287,962.60
  6. Step 6: Final answer
    x = 1,408,779.46

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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.