Home / 1,815,330.64-2,721,127.61-804,928.44

Finding the Fourth Proportional to 1,815,330.64, 2,721,127.61 and 804,928.44

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Solution

The fourth proportional to 1,815,330.64, 2,721,127.61 and 804,928.44 is: 1,206,564.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,330.64 : 2,721,127.61 = 804,928.44 : x
  2. Step 2: Convert to fraction form
    1,815,330.64/2,721,127.61 = 804,928.44/x
  3. Step 3: Cross multiply
    1,815,330.64x = 2,721,127.61 × 804,928.44
  4. Step 4: Simplify right side
    1,815,330.64x = 2,190,312,984,527.95
  5. Step 5: Solve for x
    x = 2,190,312,984,527.95/1,815,330.64
  6. Step 6: Final answer
    x = 1,206,564.22

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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.