Home / 1,368,730.92-1,888,860.90-756,924.86

Finding the Fourth Proportional to 1,368,730.92, 1,888,860.90 and 756,924.86

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Solution

The fourth proportional to 1,368,730.92, 1,888,860.90 and 756,924.86 is: 1,044,563.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,730.92 : 1,888,860.90 = 756,924.86 : x
  2. Step 2: Convert to fraction form
    1,368,730.92/1,888,860.90 = 756,924.86/x
  3. Step 3: Cross multiply
    1,368,730.92x = 1,888,860.90 × 756,924.86
  4. Step 4: Simplify right side
    1,368,730.92x = 1,429,725,772,291.97
  5. Step 5: Solve for x
    x = 1,429,725,772,291.97/1,368,730.92
  6. Step 6: Final answer
    x = 1,044,563.07

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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.