Home / 1,888,951.05-2,606,813.48-1,073,139.91

Finding the Fourth Proportional to 1,888,951.05, 2,606,813.48 and 1,073,139.91

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Solution

The fourth proportional to 1,888,951.05, 2,606,813.48 and 1,073,139.91 is: 1,480,967.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,951.05 : 2,606,813.48 = 1,073,139.91 : x
  2. Step 2: Convert to fraction form
    1,888,951.05/2,606,813.48 = 1,073,139.91/x
  3. Step 3: Cross multiply
    1,888,951.05x = 2,606,813.48 × 1,073,139.91
  4. Step 4: Simplify right side
    1,888,951.05x = 2,797,475,579,479.80
  5. Step 5: Solve for x
    x = 2,797,475,579,479.80/1,888,951.05
  6. Step 6: Final answer
    x = 1,480,967.75

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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.