Home / 1,958,447.25-2,702,513.51-1,087,332.35

Finding the Fourth Proportional to 1,958,447.25, 2,702,513.51 and 1,087,332.35

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Solution

The fourth proportional to 1,958,447.25, 2,702,513.51 and 1,087,332.35 is: 1,500,438.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,447.25 : 2,702,513.51 = 1,087,332.35 : x
  2. Step 2: Convert to fraction form
    1,958,447.25/2,702,513.51 = 1,087,332.35/x
  3. Step 3: Cross multiply
    1,958,447.25x = 2,702,513.51 × 1,087,332.35
  4. Step 4: Simplify right side
    1,958,447.25x = 2,938,530,346,785.82
  5. Step 5: Solve for x
    x = 2,938,530,346,785.82/1,958,447.25
  6. Step 6: Final answer
    x = 1,500,438.85

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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.