Home / 1,055,090.16-1,455,221.03-908,165.07

Finding the Fourth Proportional to 1,055,090.16, 1,455,221.03 and 908,165.07

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Solution

The fourth proportional to 1,055,090.16, 1,455,221.03 and 908,165.07 is: 1,252,576.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,090.16 : 1,455,221.03 = 908,165.07 : x
  2. Step 2: Convert to fraction form
    1,055,090.16/1,455,221.03 = 908,165.07/x
  3. Step 3: Cross multiply
    1,055,090.16x = 1,455,221.03 × 908,165.07
  4. Step 4: Simplify right side
    1,055,090.16x = 1,321,580,904,034.60
  5. Step 5: Solve for x
    x = 1,321,580,904,034.60/1,055,090.16
  6. Step 6: Final answer
    x = 1,252,576.28

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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.