Home / 2,443,500.11-3,360,072.69-2,120,649.70

Finding the Fourth Proportional to 2,443,500.11, 3,360,072.69 and 2,120,649.70

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Solution

The fourth proportional to 2,443,500.11, 3,360,072.69 and 2,120,649.70 is: 2,916,119.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443,500.11 : 3,360,072.69 = 2,120,649.70 : x
  2. Step 2: Convert to fraction form
    2,443,500.11/3,360,072.69 = 2,120,649.70/x
  3. Step 3: Cross multiply
    2,443,500.11x = 3,360,072.69 × 2,120,649.70
  4. Step 4: Simplify right side
    2,443,500.11x = 7,125,537,142,026.69
  5. Step 5: Solve for x
    x = 7,125,537,142,026.69/2,443,500.11
  6. Step 6: Final answer
    x = 2,916,119.02

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.