Home / 1,504,062.72-2,075,319.36-859,687.20

Finding the Fourth Proportional to 1,504,062.72, 2,075,319.36 and 859,687.20

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Solution

The fourth proportional to 1,504,062.72, 2,075,319.36 and 859,687.20 is: 1,186,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,062.72 : 2,075,319.36 = 859,687.20 : x
  2. Step 2: Convert to fraction form
    1,504,062.72/2,075,319.36 = 859,687.20/x
  3. Step 3: Cross multiply
    1,504,062.72x = 2,075,319.36 × 859,687.20
  4. Step 4: Simplify right side
    1,504,062.72x = 1,784,125,489,704.19
  5. Step 5: Solve for x
    x = 1,784,125,489,704.19/1,504,062.72
  6. Step 6: Final answer
    x = 1,186,204.18

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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.