Home / 3,102,037.14-4,281,425.55-2,012,779.86

Finding the Fourth Proportional to 3,102,037.14, 4,281,425.55 and 2,012,779.86

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Solution

The fourth proportional to 3,102,037.14, 4,281,425.55 and 2,012,779.86 is: 2,778,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,037.14 : 4,281,425.55 = 2,012,779.86 : x
  2. Step 2: Convert to fraction form
    3,102,037.14/4,281,425.55 = 2,012,779.86/x
  3. Step 3: Cross multiply
    3,102,037.14x = 4,281,425.55 × 2,012,779.86
  4. Step 4: Simplify right side
    3,102,037.14x = 8,617,567,119,129.42
  5. Step 5: Solve for x
    x = 8,617,567,119,129.42/3,102,037.14
  6. Step 6: Final answer
    x = 2,778,034.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.