Home / 1,502,396.71-2,073,296.96-823,318.63

Finding the Fourth Proportional to 1,502,396.71, 2,073,296.96 and 823,318.63

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Solution

The fourth proportional to 1,502,396.71, 2,073,296.96 and 823,318.63 is: 1,136,173.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,396.71 : 2,073,296.96 = 823,318.63 : x
  2. Step 2: Convert to fraction form
    1,502,396.71/2,073,296.96 = 823,318.63/x
  3. Step 3: Cross multiply
    1,502,396.71x = 2,073,296.96 × 823,318.63
  4. Step 4: Simplify right side
    1,502,396.71x = 1,706,984,006,477.97
  5. Step 5: Solve for x
    x = 1,706,984,006,477.97/1,502,396.71
  6. Step 6: Final answer
    x = 1,136,173.95

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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.