Home / 1,169,489.04-1,613,621.16-686,029.20

Finding the Fourth Proportional to 1,169,489.04, 1,613,621.16 and 686,029.20

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Solution

The fourth proportional to 1,169,489.04, 1,613,621.16 and 686,029.20 is: 946,559.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,489.04 : 1,613,621.16 = 686,029.20 : x
  2. Step 2: Convert to fraction form
    1,169,489.04/1,613,621.16 = 686,029.20/x
  3. Step 3: Cross multiply
    1,169,489.04x = 1,613,621.16 × 686,029.20
  4. Step 4: Simplify right side
    1,169,489.04x = 1,106,991,233,497.87
  5. Step 5: Solve for x
    x = 1,106,991,233,497.87/1,169,489.04
  6. Step 6: Final answer
    x = 946,559.73

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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.