Home / 4,157,021.60-6,230,866.80-1,760,458.40

Finding the Fourth Proportional to 4,157,021.60, 6,230,866.80 and 1,760,458.40

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Solution

The fourth proportional to 4,157,021.60, 6,230,866.80 and 1,760,458.40 is: 2,638,711.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,021.60 : 6,230,866.80 = 1,760,458.40 : x
  2. Step 2: Convert to fraction form
    4,157,021.60/6,230,866.80 = 1,760,458.40/x
  3. Step 3: Cross multiply
    4,157,021.60x = 6,230,866.80 × 1,760,458.40
  4. Step 4: Simplify right side
    4,157,021.60x = 10,969,181,797,341.12
  5. Step 5: Solve for x
    x = 10,969,181,797,341.12/4,157,021.60
  6. Step 6: Final answer
    x = 2,638,711.76

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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.