Home / 4,779,344.90-7,168,021.05-1,748,138.60

Finding the Fourth Proportional to 4,779,344.90, 7,168,021.05 and 1,748,138.60

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Solution

The fourth proportional to 4,779,344.90, 7,168,021.05 and 1,748,138.60 is: 2,621,843.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779,344.90 : 7,168,021.05 = 1,748,138.60 : x
  2. Step 2: Convert to fraction form
    4,779,344.90/7,168,021.05 = 1,748,138.60/x
  3. Step 3: Cross multiply
    4,779,344.90x = 7,168,021.05 × 1,748,138.60
  4. Step 4: Simplify right side
    4,779,344.90x = 12,530,694,283,117.53
  5. Step 5: Solve for x
    x = 12,530,694,283,117.53/4,779,344.90
  6. Step 6: Final answer
    x = 2,621,843.48

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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.