Home / 1,696,791.40-2,545,054.70-986,366.28

Finding the Fourth Proportional to 1,696,791.40, 2,545,054.70 and 986,366.28

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Solution

The fourth proportional to 1,696,791.40, 2,545,054.70 and 986,366.28 is: 1,479,472.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,791.40 : 2,545,054.70 = 986,366.28 : x
  2. Step 2: Convert to fraction form
    1,696,791.40/2,545,054.70 = 986,366.28/x
  3. Step 3: Cross multiply
    1,696,791.40x = 2,545,054.70 × 986,366.28
  4. Step 4: Simplify right side
    1,696,791.40x = 2,510,356,136,835.52
  5. Step 5: Solve for x
    x = 2,510,356,136,835.52/1,696,791.40
  6. Step 6: Final answer
    x = 1,479,472.45

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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.