Home / 2,679,816.40-4,011,430.20-1,554,542.80

Finding the Fourth Proportional to 2,679,816.40, 4,011,430.20 and 1,554,542.80

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Solution

The fourth proportional to 2,679,816.40, 4,011,430.20 and 1,554,542.80 is: 2,327,002.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,816.40 : 4,011,430.20 = 1,554,542.80 : x
  2. Step 2: Convert to fraction form
    2,679,816.40/4,011,430.20 = 1,554,542.80/x
  3. Step 3: Cross multiply
    2,679,816.40x = 4,011,430.20 × 1,554,542.80
  4. Step 4: Simplify right side
    2,679,816.40x = 6,235,939,935,112.56
  5. Step 5: Solve for x
    x = 6,235,939,935,112.56/2,679,816.40
  6. Step 6: Final answer
    x = 2,327,002.68

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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.