Home / 1,179,386.56-1,627,553.92-670,089.60

Finding the Fourth Proportional to 1,179,386.56, 1,627,553.92 and 670,089.60

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Solution

The fourth proportional to 1,179,386.56, 1,627,553.92 and 670,089.60 is: 924,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179,386.56 : 1,627,553.92 = 670,089.60 : x
  2. Step 2: Convert to fraction form
    1,179,386.56/1,627,553.92 = 670,089.60/x
  3. Step 3: Cross multiply
    1,179,386.56x = 1,627,553.92 × 670,089.60
  4. Step 4: Simplify right side
    1,179,386.56x = 1,090,606,955,231.23
  5. Step 5: Solve for x
    x = 1,090,606,955,231.23/1,179,386.56
  6. Step 6: Final answer
    x = 924,723.91

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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.