Home / 1,865,472.51-2,797,895.74-517,772.03

Finding the Fourth Proportional to 1,865,472.51, 2,797,895.74 and 517,772.03

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Solution

The fourth proportional to 1,865,472.51, 2,797,895.74 and 517,772.03 is: 776,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,472.51 : 2,797,895.74 = 517,772.03 : x
  2. Step 2: Convert to fraction form
    1,865,472.51/2,797,895.74 = 517,772.03/x
  3. Step 3: Cross multiply
    1,865,472.51x = 2,797,895.74 × 517,772.03
  4. Step 4: Simplify right side
    1,865,472.51x = 1,448,672,157,028.15
  5. Step 5: Solve for x
    x = 1,448,672,157,028.15/1,865,472.51
  6. Step 6: Final answer
    x = 776,571.16

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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.