Home / 3,215,302.53-4,431,001.06-3,156,213.13

Finding the Fourth Proportional to 3,215,302.53, 4,431,001.06 and 3,156,213.13

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Solution

The fourth proportional to 3,215,302.53, 4,431,001.06 and 3,156,213.13 is: 4,349,570.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,215,302.53 : 4,431,001.06 = 3,156,213.13 : x
  2. Step 2: Convert to fraction form
    3,215,302.53/4,431,001.06 = 3,156,213.13/x
  3. Step 3: Cross multiply
    3,215,302.53x = 4,431,001.06 × 3,156,213.13
  4. Step 4: Simplify right side
    3,215,302.53x = 13,985,183,724,615.92
  5. Step 5: Solve for x
    x = 13,985,183,724,615.92/3,215,302.53
  6. Step 6: Final answer
    x = 4,349,570.09

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1.5x scale

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.