Home / 1,928,730.94-2,892,893.40-791,613.36

Finding the Fourth Proportional to 1,928,730.94, 2,892,893.40 and 791,613.36

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Solution

The fourth proportional to 1,928,730.94, 2,892,893.40 and 791,613.36 is: 1,187,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,730.94 : 2,892,893.40 = 791,613.36 : x
  2. Step 2: Convert to fraction form
    1,928,730.94/2,892,893.40 = 791,613.36/x
  3. Step 3: Cross multiply
    1,928,730.94x = 2,892,893.40 × 791,613.36
  4. Step 4: Simplify right side
    1,928,730.94x = 2,290,053,064,495.82
  5. Step 5: Solve for x
    x = 2,290,053,064,495.82/1,928,730.94
  6. Step 6: Final answer
    x = 1,187,336.72

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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.