Home / 1,131,277.48-1,561,070.59-666,057.93

Finding the Fourth Proportional to 1,131,277.48, 1,561,070.59 and 666,057.93

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Solution

The fourth proportional to 1,131,277.48, 1,561,070.59 and 666,057.93 is: 919,105.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,277.48 : 1,561,070.59 = 666,057.93 : x
  2. Step 2: Convert to fraction form
    1,131,277.48/1,561,070.59 = 666,057.93/x
  3. Step 3: Cross multiply
    1,131,277.48x = 1,561,070.59 × 666,057.93
  4. Step 4: Simplify right side
    1,131,277.48x = 1,039,763,437,953.93
  5. Step 5: Solve for x
    x = 1,039,763,437,953.93/1,131,277.48
  6. Step 6: Final answer
    x = 919,105.58

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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.