Home / 2,932,100.80-4,398,588.60-1,038,693.40

Finding the Fourth Proportional to 2,932,100.80, 4,398,588.60 and 1,038,693.40

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Solution

The fourth proportional to 2,932,100.80, 4,398,588.60 and 1,038,693.40 is: 1,558,195.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932,100.80 : 4,398,588.60 = 1,038,693.40 : x
  2. Step 2: Convert to fraction form
    2,932,100.80/4,398,588.60 = 1,038,693.40/x
  3. Step 3: Cross multiply
    2,932,100.80x = 4,398,588.60 × 1,038,693.40
  4. Step 4: Simplify right side
    2,932,100.80x = 4,568,784,948,135.24
  5. Step 5: Solve for x
    x = 4,568,784,948,135.24/2,932,100.80
  6. Step 6: Final answer
    x = 1,558,195.05

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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.