Home / 1,273,943.04-1,758,718.08-986,818.56

Finding the Fourth Proportional to 1,273,943.04, 1,758,718.08 and 986,818.56

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Solution

The fourth proportional to 1,273,943.04, 1,758,718.08 and 986,818.56 is: 1,362,333.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,943.04 : 1,758,718.08 = 986,818.56 : x
  2. Step 2: Convert to fraction form
    1,273,943.04/1,758,718.08 = 986,818.56/x
  3. Step 3: Cross multiply
    1,273,943.04x = 1,758,718.08 × 986,818.56
  4. Step 4: Simplify right side
    1,273,943.04x = 1,735,535,643,151.57
  5. Step 5: Solve for x
    x = 1,735,535,643,151.57/1,273,943.04
  6. Step 6: Final answer
    x = 1,362,333.78

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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.