Home / 2,516,206.82-3,774,204.81-810,312.36

Finding the Fourth Proportional to 2,516,206.82, 3,774,204.81 and 810,312.36

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Solution

The fourth proportional to 2,516,206.82, 3,774,204.81 and 810,312.36 is: 1,215,434.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,516,206.82 : 3,774,204.81 = 810,312.36 : x
  2. Step 2: Convert to fraction form
    2,516,206.82/3,774,204.81 = 810,312.36/x
  3. Step 3: Cross multiply
    2,516,206.82x = 3,774,204.81 × 810,312.36
  4. Step 4: Simplify right side
    2,516,206.82x = 3,058,284,826,685.04
  5. Step 5: Solve for x
    x = 3,058,284,826,685.04/2,516,206.82
  6. Step 6: Final answer
    x = 1,215,434.60

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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.