Home / 4,110,421.60-6,165,632.40-1,270,820.80

Finding the Fourth Proportional to 4,110,421.60, 6,165,632.40 and 1,270,820.80

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Solution

The fourth proportional to 4,110,421.60, 6,165,632.40 and 1,270,820.80 is: 1,906,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110,421.60 : 6,165,632.40 = 1,270,820.80 : x
  2. Step 2: Convert to fraction form
    4,110,421.60/6,165,632.40 = 1,270,820.80/x
  3. Step 3: Cross multiply
    4,110,421.60x = 6,165,632.40 × 1,270,820.80
  4. Step 4: Simplify right side
    4,110,421.60x = 7,835,413,899,073.92
  5. Step 5: Solve for x
    x = 7,835,413,899,073.92/4,110,421.60
  6. Step 6: Final answer
    x = 1,906,231.20

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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.