Home / 6,189,608.40-9,284,412.60-1,929,742.80

Finding the Fourth Proportional to 6,189,608.40, 9,284,412.60 and 1,929,742.80

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Solution

The fourth proportional to 6,189,608.40, 9,284,412.60 and 1,929,742.80 is: 2,894,614.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,189,608.40 : 9,284,412.60 = 1,929,742.80 : x
  2. Step 2: Convert to fraction form
    6,189,608.40/9,284,412.60 = 1,929,742.80/x
  3. Step 3: Cross multiply
    6,189,608.40x = 9,284,412.60 × 1,929,742.80
  4. Step 4: Simplify right side
    6,189,608.40x = 17,916,528,367,079.28
  5. Step 5: Solve for x
    x = 17,916,528,367,079.28/6,189,608.40
  6. Step 6: Final answer
    x = 2,894,614.20

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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.