Home / 1,170,907.34-1,755,164.68-664,398.35

Finding the Fourth Proportional to 1,170,907.34, 1,755,164.68 and 664,398.35

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Solution

The fourth proportional to 1,170,907.34, 1,755,164.68 and 664,398.35 is: 995,918.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,907.34 : 1,755,164.68 = 664,398.35 : x
  2. Step 2: Convert to fraction form
    1,170,907.34/1,755,164.68 = 664,398.35/x
  3. Step 3: Cross multiply
    1,170,907.34x = 1,755,164.68 × 664,398.35
  4. Step 4: Simplify right side
    1,170,907.34x = 1,166,128,506,933.46
  5. Step 5: Solve for x
    x = 1,166,128,506,933.46/1,170,907.34
  6. Step 6: Final answer
    x = 995,918.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.