Home / 2,262,211.20-3,121,804.80-1,357,084.80

Finding the Fourth Proportional to 2,262,211.20, 3,121,804.80 and 1,357,084.80

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Solution

The fourth proportional to 2,262,211.20, 3,121,804.80 and 1,357,084.80 is: 1,872,749.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,211.20 : 3,121,804.80 = 1,357,084.80 : x
  2. Step 2: Convert to fraction form
    2,262,211.20/3,121,804.80 = 1,357,084.80/x
  3. Step 3: Cross multiply
    2,262,211.20x = 3,121,804.80 × 1,357,084.80
  4. Step 4: Simplify right side
    2,262,211.20x = 4,236,553,842,647.04
  5. Step 5: Solve for x
    x = 4,236,553,842,647.04/2,262,211.20
  6. Step 6: Final answer
    x = 1,872,749.04

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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.