Home / 2,104,293.70-3,156,421.51-664,977.34

Finding the Fourth Proportional to 2,104,293.70, 3,156,421.51 and 664,977.34

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Solution

The fourth proportional to 2,104,293.70, 3,156,421.51 and 664,977.34 is: 997,459.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,293.70 : 3,156,421.51 = 664,977.34 : x
  2. Step 2: Convert to fraction form
    2,104,293.70/3,156,421.51 = 664,977.34/x
  3. Step 3: Cross multiply
    2,104,293.70x = 3,156,421.51 × 664,977.34
  4. Step 4: Simplify right side
    2,104,293.70x = 2,098,948,774,756.54
  5. Step 5: Solve for x
    x = 2,098,948,774,756.54/2,104,293.70
  6. Step 6: Final answer
    x = 997,459.99

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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.