Home / 1,400,523.90-2,095,947.45-839,960.70

Finding the Fourth Proportional to 1,400,523.90, 2,095,947.45 and 839,960.70

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Solution

The fourth proportional to 1,400,523.90, 2,095,947.45 and 839,960.70 is: 1,257,039.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,400,523.90 : 2,095,947.45 = 839,960.70 : x
  2. Step 2: Convert to fraction form
    1,400,523.90/2,095,947.45 = 839,960.70/x
  3. Step 3: Cross multiply
    1,400,523.90x = 2,095,947.45 × 839,960.70
  4. Step 4: Simplify right side
    1,400,523.90x = 1,760,513,487,265.22
  5. Step 5: Solve for x
    x = 1,760,513,487,265.22/1,400,523.90
  6. Step 6: Final answer
    x = 1,257,039.23

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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.