Home / 1,865,111.56-2,797,667.17-517,274.17

Finding the Fourth Proportional to 1,865,111.56, 2,797,667.17 and 517,274.17

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Solution

The fourth proportional to 1,865,111.56, 2,797,667.17 and 517,274.17 is: 775,911.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,111.56 : 2,797,667.17 = 517,274.17 : x
  2. Step 2: Convert to fraction form
    1,865,111.56/2,797,667.17 = 517,274.17/x
  3. Step 3: Cross multiply
    1,865,111.56x = 2,797,667.17 × 517,274.17
  4. Step 4: Simplify right side
    1,865,111.56x = 1,447,160,963,298.00
  5. Step 5: Solve for x
    x = 1,447,160,963,298.00/1,865,111.56
  6. Step 6: Final answer
    x = 775,911.21

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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.