Home / 1,712,108.75-2,362,734.56-986,943.29

Finding the Fourth Proportional to 1,712,108.75, 2,362,734.56 and 986,943.29

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Solution

The fourth proportional to 1,712,108.75, 2,362,734.56 and 986,943.29 is: 1,361,995.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712,108.75 : 2,362,734.56 = 986,943.29 : x
  2. Step 2: Convert to fraction form
    1,712,108.75/2,362,734.56 = 986,943.29/x
  3. Step 3: Cross multiply
    1,712,108.75x = 2,362,734.56 × 986,943.29
  4. Step 4: Simplify right side
    1,712,108.75x = 2,331,885,010,696.79
  5. Step 5: Solve for x
    x = 2,331,885,010,696.79/1,712,108.75
  6. Step 6: Final answer
    x = 1,361,995.85

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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.