Home / 3,287,438.16-4,931,159.04-2,157,349.66

Finding the Fourth Proportional to 3,287,438.16, 4,931,159.04 and 2,157,349.66

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Solution

The fourth proportional to 3,287,438.16, 4,931,159.04 and 2,157,349.66 is: 3,236,025.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,438.16 : 4,931,159.04 = 2,157,349.66 : x
  2. Step 2: Convert to fraction form
    3,287,438.16/4,931,159.04 = 2,157,349.66/x
  3. Step 3: Cross multiply
    3,287,438.16x = 4,931,159.04 × 2,157,349.66
  4. Step 4: Simplify right side
    3,287,438.16x = 10,638,234,278,349.93
  5. Step 5: Solve for x
    x = 10,638,234,278,349.93/3,287,438.16
  6. Step 6: Final answer
    x = 3,236,025.67

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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.