Home / 987,075.56-1,481,203.22-906,768.92

Finding the Fourth Proportional to 987,075.56, 1,481,203.22 and 906,768.92

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Solution

The fourth proportional to 987,075.56, 1,481,203.22 and 906,768.92 is: 1,360,695.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,075.56 : 1,481,203.22 = 906,768.92 : x
  2. Step 2: Convert to fraction form
    987,075.56/1,481,203.22 = 906,768.92/x
  3. Step 3: Cross multiply
    987,075.56x = 1,481,203.22 × 906,768.92
  4. Step 4: Simplify right side
    987,075.56x = 1,343,109,032,160.06
  5. Step 5: Solve for x
    x = 1,343,109,032,160.06/987,075.56
  6. Step 6: Final answer
    x = 1,360,695.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.