Home / 2,575,265.60-3,862,879.20-778,145.60

Finding the Fourth Proportional to 2,575,265.60, 3,862,879.20 and 778,145.60

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Solution

The fourth proportional to 2,575,265.60, 3,862,879.20 and 778,145.60 is: 1,167,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575,265.60 : 3,862,879.20 = 778,145.60 : x
  2. Step 2: Convert to fraction form
    2,575,265.60/3,862,879.20 = 778,145.60/x
  3. Step 3: Cross multiply
    2,575,265.60x = 3,862,879.20 × 778,145.60
  4. Step 4: Simplify right side
    2,575,265.60x = 3,005,882,452,811.52
  5. Step 5: Solve for x
    x = 3,005,882,452,811.52/2,575,265.60
  6. Step 6: Final answer
    x = 1,167,212.60

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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.