Home / 1,156,425.66-1,595,564.73-666,275.22

Finding the Fourth Proportional to 1,156,425.66, 1,595,564.73 and 666,275.22

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Solution

The fourth proportional to 1,156,425.66, 1,595,564.73 and 666,275.22 is: 919,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,425.66 : 1,595,564.73 = 666,275.22 : x
  2. Step 2: Convert to fraction form
    1,156,425.66/1,595,564.73 = 666,275.22/x
  3. Step 3: Cross multiply
    1,156,425.66x = 1,595,564.73 × 666,275.22
  4. Step 4: Simplify right side
    1,156,425.66x = 1,063,085,241,504.99
  5. Step 5: Solve for x
    x = 1,063,085,241,504.99/1,156,425.66
  6. Step 6: Final answer
    x = 919,285.41

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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.