Home / 1,252,756.18-1,728,401.56-701,390.66

Finding the Fourth Proportional to 1,252,756.18, 1,728,401.56 and 701,390.66

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Solution

The fourth proportional to 1,252,756.18, 1,728,401.56 and 701,390.66 is: 967,694.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,756.18 : 1,728,401.56 = 701,390.66 : x
  2. Step 2: Convert to fraction form
    1,252,756.18/1,728,401.56 = 701,390.66/x
  3. Step 3: Cross multiply
    1,252,756.18x = 1,728,401.56 × 701,390.66
  4. Step 4: Simplify right side
    1,252,756.18x = 1,212,284,710,913.43
  5. Step 5: Solve for x
    x = 1,212,284,710,913.43/1,252,756.18
  6. Step 6: Final answer
    x = 967,694.06

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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.