Home / 2,749,081.02-4,124,158.96-830,148.44

Finding the Fourth Proportional to 2,749,081.02, 4,124,158.96 and 830,148.44

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Solution

The fourth proportional to 2,749,081.02, 4,124,158.96 and 830,148.44 is: 1,245,384.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,081.02 : 4,124,158.96 = 830,148.44 : x
  2. Step 2: Convert to fraction form
    2,749,081.02/4,124,158.96 = 830,148.44/x
  3. Step 3: Cross multiply
    2,749,081.02x = 4,124,158.96 × 830,148.44
  4. Step 4: Simplify right side
    2,749,081.02x = 3,423,664,126,956.02
  5. Step 5: Solve for x
    x = 3,423,664,126,956.02/2,749,081.02
  6. Step 6: Final answer
    x = 1,245,384.95

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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.