Home / 1,217,833.22-1,680,613.04-674,006.51

Finding the Fourth Proportional to 1,217,833.22, 1,680,613.04 and 674,006.51

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Solution

The fourth proportional to 1,217,833.22, 1,680,613.04 and 674,006.51 is: 930,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,833.22 : 1,680,613.04 = 674,006.51 : x
  2. Step 2: Convert to fraction form
    1,217,833.22/1,680,613.04 = 674,006.51/x
  3. Step 3: Cross multiply
    1,217,833.22x = 1,680,613.04 × 674,006.51
  4. Step 4: Simplify right side
    1,217,833.22x = 1,132,744,129,750.89
  5. Step 5: Solve for x
    x = 1,132,744,129,750.89/1,217,833.22
  6. Step 6: Final answer
    x = 930,130.75

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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.