Home / 2,281,296.60-3,147,859.80-1,262,698.92

Finding the Fourth Proportional to 2,281,296.60, 3,147,859.80 and 1,262,698.92

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Solution

The fourth proportional to 2,281,296.60, 3,147,859.80 and 1,262,698.92 is: 1,742,342.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,296.60 : 3,147,859.80 = 1,262,698.92 : x
  2. Step 2: Convert to fraction form
    2,281,296.60/3,147,859.80 = 1,262,698.92/x
  3. Step 3: Cross multiply
    2,281,296.60x = 3,147,859.80 × 1,262,698.92
  4. Step 4: Simplify right side
    2,281,296.60x = 3,974,799,169,771.42
  5. Step 5: Solve for x
    x = 3,974,799,169,771.42/2,281,296.60
  6. Step 6: Final answer
    x = 1,742,342.13

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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.