Home / 1,169,488.04-1,613,619.78-686,028.20

Finding the Fourth Proportional to 1,169,488.04, 1,613,619.78 and 686,028.20

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Solution

The fourth proportional to 1,169,488.04, 1,613,619.78 and 686,028.20 is: 946,558.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,488.04 : 1,613,619.78 = 686,028.20 : x
  2. Step 2: Convert to fraction form
    1,169,488.04/1,613,619.78 = 686,028.20/x
  3. Step 3: Cross multiply
    1,169,488.04x = 1,613,619.78 × 686,028.20
  4. Step 4: Simplify right side
    1,169,488.04x = 1,106,988,673,157.80
  5. Step 5: Solve for x
    x = 1,106,988,673,157.80/1,169,488.04
  6. Step 6: Final answer
    x = 946,558.35

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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.