Home / 1,170,278.76-1,756,817.82-697,186.92

Finding the Fourth Proportional to 1,170,278.76, 1,756,817.82 and 697,186.92

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Solution

The fourth proportional to 1,170,278.76, 1,756,817.82 and 697,186.92 is: 1,046,614.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,278.76 : 1,756,817.82 = 697,186.92 : x
  2. Step 2: Convert to fraction form
    1,170,278.76/1,756,817.82 = 697,186.92/x
  3. Step 3: Cross multiply
    1,170,278.76x = 1,756,817.82 × 697,186.92
  4. Step 4: Simplify right side
    1,170,278.76x = 1,224,830,404,926.91
  5. Step 5: Solve for x
    x = 1,224,830,404,926.91/1,170,278.76
  6. Step 6: Final answer
    x = 1,046,614.23

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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.