Home / 4,815,182.40-7,220,673.78-1,821,266.88

Finding the Fourth Proportional to 4,815,182.40, 7,220,673.78 and 1,821,266.88

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Solution

The fourth proportional to 4,815,182.40, 7,220,673.78 and 1,821,266.88 is: 2,731,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815,182.40 : 7,220,673.78 = 1,821,266.88 : x
  2. Step 2: Convert to fraction form
    4,815,182.40/7,220,673.78 = 1,821,266.88/x
  3. Step 3: Cross multiply
    4,815,182.40x = 7,220,673.78 × 1,821,266.88
  4. Step 4: Simplify right side
    4,815,182.40x = 13,150,774,006,798.41
  5. Step 5: Solve for x
    x = 13,150,774,006,798.41/4,815,182.40
  6. Step 6: Final answer
    x = 2,731,106.10

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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.