Home / 2,231,430.10-3,079,438.48-1,264,528.24

Finding the Fourth Proportional to 2,231,430.10, 3,079,438.48 and 1,264,528.24

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Solution

The fourth proportional to 2,231,430.10, 3,079,438.48 and 1,264,528.24 is: 1,745,085.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,430.10 : 3,079,438.48 = 1,264,528.24 : x
  2. Step 2: Convert to fraction form
    2,231,430.10/3,079,438.48 = 1,264,528.24/x
  3. Step 3: Cross multiply
    2,231,430.10x = 3,079,438.48 × 1,264,528.24
  4. Step 4: Simplify right side
    2,231,430.10x = 3,894,036,921,302.68
  5. Step 5: Solve for x
    x = 3,894,036,921,302.68/2,231,430.10
  6. Step 6: Final answer
    x = 1,745,085.77

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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.