Home / 2,869,436.34-3,959,774.30-1,580,396.67

Finding the Fourth Proportional to 2,869,436.34, 3,959,774.30 and 1,580,396.67

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Solution

The fourth proportional to 2,869,436.34, 3,959,774.30 and 1,580,396.67 is: 2,180,921.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,436.34 : 3,959,774.30 = 1,580,396.67 : x
  2. Step 2: Convert to fraction form
    2,869,436.34/3,959,774.30 = 1,580,396.67/x
  3. Step 3: Cross multiply
    2,869,436.34x = 3,959,774.30 × 1,580,396.67
  4. Step 4: Simplify right side
    2,869,436.34x = 6,258,014,121,622.57
  5. Step 5: Solve for x
    x = 6,258,014,121,622.57/2,869,436.34
  6. Step 6: Final answer
    x = 2,180,921.05

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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.