Home / 1,227,513.10-1,693,381.35-953,707.29

Finding the Fourth Proportional to 1,227,513.10, 1,693,381.35 and 953,707.29

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Solution

The fourth proportional to 1,227,513.10, 1,693,381.35 and 953,707.29 is: 1,315,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,227,513.10 : 1,693,381.35 = 953,707.29 : x
  2. Step 2: Convert to fraction form
    1,227,513.10/1,693,381.35 = 953,707.29/x
  3. Step 3: Cross multiply
    1,227,513.10x = 1,693,381.35 × 953,707.29
  4. Step 4: Simplify right side
    1,227,513.10x = 1,614,990,138,245.04
  5. Step 5: Solve for x
    x = 1,614,990,138,245.04/1,227,513.10
  6. Step 6: Final answer
    x = 1,315,660.21

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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.