Home / 2,072,764.76-3,108,851.87-652,783.91

Finding the Fourth Proportional to 2,072,764.76, 3,108,851.87 and 652,783.91

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Solution

The fourth proportional to 2,072,764.76, 3,108,851.87 and 652,783.91 is: 979,082.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,764.76 : 3,108,851.87 = 652,783.91 : x
  2. Step 2: Convert to fraction form
    2,072,764.76/3,108,851.87 = 652,783.91/x
  3. Step 3: Cross multiply
    2,072,764.76x = 3,108,851.87 × 652,783.91
  4. Step 4: Simplify right side
    2,072,764.76x = 2,029,408,460,501.23
  5. Step 5: Solve for x
    x = 2,029,408,460,501.23/2,072,764.76
  6. Step 6: Final answer
    x = 979,082.87

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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.