Home / 1,502,696.16-2,073,716.40-823,630.56

Finding the Fourth Proportional to 1,502,696.16, 2,073,716.40 and 823,630.56

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Solution

The fourth proportional to 1,502,696.16, 2,073,716.40 and 823,630.56 is: 1,136,607.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,696.16 : 2,073,716.40 = 823,630.56 : x
  2. Step 2: Convert to fraction form
    1,502,696.16/2,073,716.40 = 823,630.56/x
  3. Step 3: Cross multiply
    1,502,696.16x = 2,073,716.40 × 823,630.56
  4. Step 4: Simplify right side
    1,502,696.16x = 1,707,976,199,813.18
  5. Step 5: Solve for x
    x = 1,707,976,199,813.18/1,502,696.16
  6. Step 6: Final answer
    x = 1,136,607.82

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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.