Home / 1,169,487.04-1,613,618.40-686,027.20

Finding the Fourth Proportional to 1,169,487.04, 1,613,618.40 and 686,027.20

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Solution

The fourth proportional to 1,169,487.04, 1,613,618.40 and 686,027.20 is: 946,556.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,487.04 : 1,613,618.40 = 686,027.20 : x
  2. Step 2: Convert to fraction form
    1,169,487.04/1,613,618.40 = 686,027.20/x
  3. Step 3: Cross multiply
    1,169,487.04x = 1,613,618.40 × 686,027.20
  4. Step 4: Simplify right side
    1,169,487.04x = 1,106,986,112,820.48
  5. Step 5: Solve for x
    x = 1,106,986,112,820.48/1,169,487.04
  6. Step 6: Final answer
    x = 946,556.97

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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.