Home / 2,869,598.40-3,960,224.86-1,580,438.44

Finding the Fourth Proportional to 2,869,598.40, 3,960,224.86 and 1,580,438.44

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Solution

The fourth proportional to 2,869,598.40, 3,960,224.86 and 1,580,438.44 is: 2,181,103.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,598.40 : 3,960,224.86 = 1,580,438.44 : x
  2. Step 2: Convert to fraction form
    2,869,598.40/3,960,224.86 = 1,580,438.44/x
  3. Step 3: Cross multiply
    2,869,598.40x = 3,960,224.86 × 1,580,438.44
  4. Step 4: Simplify right side
    2,869,598.40x = 6,258,891,599,787.62
  5. Step 5: Solve for x
    x = 6,258,891,599,787.62/2,869,598.40
  6. Step 6: Final answer
    x = 2,181,103.67

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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.