Home / 1,169,057.89-1,613,126.91-709,933.69

Finding the Fourth Proportional to 1,169,057.89, 1,613,126.91 and 709,933.69

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Solution

The fourth proportional to 1,169,057.89, 1,613,126.91 and 709,933.69 is: 979,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,057.89 : 1,613,126.91 = 709,933.69 : x
  2. Step 2: Convert to fraction form
    1,169,057.89/1,613,126.91 = 709,933.69/x
  3. Step 3: Cross multiply
    1,169,057.89x = 1,613,126.91 × 709,933.69
  4. Step 4: Simplify right side
    1,169,057.89x = 1,145,213,139,654.60
  5. Step 5: Solve for x
    x = 1,145,213,139,654.60/1,169,057.89
  6. Step 6: Final answer
    x = 979,603.45

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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.