Home / 2,679,814.40-4,011,427.20-1,554,540.80

Finding the Fourth Proportional to 2,679,814.40, 4,011,427.20 and 1,554,540.80

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Solution

The fourth proportional to 2,679,814.40, 4,011,427.20 and 1,554,540.80 is: 2,326,999.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,814.40 : 4,011,427.20 = 1,554,540.80 : x
  2. Step 2: Convert to fraction form
    2,679,814.40/4,011,427.20 = 1,554,540.80/x
  3. Step 3: Cross multiply
    2,679,814.40x = 4,011,427.20 × 1,554,540.80
  4. Step 4: Simplify right side
    2,679,814.40x = 6,235,927,248,629.76
  5. Step 5: Solve for x
    x = 6,235,927,248,629.76/2,679,814.40
  6. Step 6: Final answer
    x = 2,326,999.68

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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.