Home / 1,126,713.36-1,554,902.28-617,411.28

Finding the Fourth Proportional to 1,126,713.36, 1,554,902.28 and 617,411.28

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Solution

The fourth proportional to 1,126,713.36, 1,554,902.28 and 617,411.28 is: 852,048.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,713.36 : 1,554,902.28 = 617,411.28 : x
  2. Step 2: Convert to fraction form
    1,126,713.36/1,554,902.28 = 617,411.28/x
  3. Step 3: Cross multiply
    1,126,713.36x = 1,554,902.28 × 617,411.28
  4. Step 4: Simplify right side
    1,126,713.36x = 960,014,206,969.72
  5. Step 5: Solve for x
    x = 960,014,206,969.72/1,126,713.36
  6. Step 6: Final answer
    x = 852,048.30

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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.