Home / 1,293,306.51-1,784,763.48-749,757.39

Finding the Fourth Proportional to 1,293,306.51, 1,784,763.48 and 749,757.39

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Solution

The fourth proportional to 1,293,306.51, 1,784,763.48 and 749,757.39 is: 1,034,665.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,293,306.51 : 1,784,763.48 = 749,757.39 : x
  2. Step 2: Convert to fraction form
    1,293,306.51/1,784,763.48 = 749,757.39/x
  3. Step 3: Cross multiply
    1,293,306.51x = 1,784,763.48 × 749,757.39
  4. Step 4: Simplify right side
    1,293,306.51x = 1,338,139,608,532.12
  5. Step 5: Solve for x
    x = 1,338,139,608,532.12/1,293,306.51
  6. Step 6: Final answer
    x = 1,034,665.49

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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.