Home / 1,023,744-1,412,678.16-661,183.68

Finding the Fourth Proportional to 1,023,744, 1,412,678.16 and 661,183.68

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Solution

The fourth proportional to 1,023,744, 1,412,678.16 and 661,183.68 is: 912,376.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,744 : 1,412,678.16 = 661,183.68 : x
  2. Step 2: Convert to fraction form
    1,023,744/1,412,678.16 = 661,183.68/x
  3. Step 3: Cross multiply
    1,023,744x = 1,412,678.16 × 661,183.68
  4. Step 4: Simplify right side
    1,023,744x = 934,039,744,484.43
  5. Step 5: Solve for x
    x = 934,039,744,484.43/1,023,744
  6. Step 6: Final answer
    x = 912,376.28

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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.