Home / 2,558,299.47-3,530,434.95-1,396,745.70

Finding the Fourth Proportional to 2,558,299.47, 3,530,434.95 and 1,396,745.70

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Solution

The fourth proportional to 2,558,299.47, 3,530,434.95 and 1,396,745.70 is: 1,927,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558,299.47 : 3,530,434.95 = 1,396,745.70 : x
  2. Step 2: Convert to fraction form
    2,558,299.47/3,530,434.95 = 1,396,745.70/x
  3. Step 3: Cross multiply
    2,558,299.47x = 3,530,434.95 × 1,396,745.70
  4. Step 4: Simplify right side
    2,558,299.47x = 4,931,119,835,542.22
  5. Step 5: Solve for x
    x = 4,931,119,835,542.22/2,558,299.47
  6. Step 6: Final answer
    x = 1,927,499.06

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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.