Home / 1,260,539.04-1,891,286.28-755,462.48

Finding the Fourth Proportional to 1,260,539.04, 1,891,286.28 and 755,462.48

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Solution

The fourth proportional to 1,260,539.04, 1,891,286.28 and 755,462.48 is: 1,133,480.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,539.04 : 1,891,286.28 = 755,462.48 : x
  2. Step 2: Convert to fraction form
    1,260,539.04/1,891,286.28 = 755,462.48/x
  3. Step 3: Cross multiply
    1,260,539.04x = 1,891,286.28 × 755,462.48
  4. Step 4: Simplify right side
    1,260,539.04x = 1,428,795,823,478.77
  5. Step 5: Solve for x
    x = 1,428,795,823,478.77/1,260,539.04
  6. Step 6: Final answer
    x = 1,133,480.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.