Home / 3,281,480.16-4,528,442.79-1,811,389.10

Finding the Fourth Proportional to 3,281,480.16, 4,528,442.79 and 1,811,389.10

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Solution

The fourth proportional to 3,281,480.16, 4,528,442.79 and 1,811,389.10 is: 2,499,717.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,480.16 : 4,528,442.79 = 1,811,389.10 : x
  2. Step 2: Convert to fraction form
    3,281,480.16/4,528,442.79 = 1,811,389.10/x
  3. Step 3: Cross multiply
    3,281,480.16x = 4,528,442.79 × 1,811,389.10
  4. Step 4: Simplify right side
    3,281,480.16x = 8,202,771,887,137.38
  5. Step 5: Solve for x
    x = 8,202,771,887,137.38/3,281,480.16
  6. Step 6: Final answer
    x = 2,499,717.04

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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.