Home / 2,108,289.11-3,162,423.13-510,852.47

Finding the Fourth Proportional to 2,108,289.11, 3,162,423.13 and 510,852.47

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Solution

The fourth proportional to 2,108,289.11, 3,162,423.13 and 510,852.47 is: 766,276.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,289.11 : 3,162,423.13 = 510,852.47 : x
  2. Step 2: Convert to fraction form
    2,108,289.11/3,162,423.13 = 510,852.47/x
  3. Step 3: Cross multiply
    2,108,289.11x = 3,162,423.13 × 510,852.47
  4. Step 4: Simplify right side
    2,108,289.11x = 1,615,531,650,056.38
  5. Step 5: Solve for x
    x = 1,615,531,650,056.38/2,108,289.11
  6. Step 6: Final answer
    x = 766,276.15

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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.