Home / 2,721,811.60-4,078,780.80-1,204,252.30

Finding the Fourth Proportional to 2,721,811.60, 4,078,780.80 and 1,204,252.30

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Solution

The fourth proportional to 2,721,811.60, 4,078,780.80 and 1,204,252.30 is: 1,804,636.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,811.60 : 4,078,780.80 = 1,204,252.30 : x
  2. Step 2: Convert to fraction form
    2,721,811.60/4,078,780.80 = 1,204,252.30/x
  3. Step 3: Cross multiply
    2,721,811.60x = 4,078,780.80 × 1,204,252.30
  4. Step 4: Simplify right side
    2,721,811.60x = 4,911,881,159,595.84
  5. Step 5: Solve for x
    x = 4,911,881,159,595.84/2,721,811.60
  6. Step 6: Final answer
    x = 1,804,636.72

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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.