Home / 1,442,664.50-1,990,935.63-798,073.58

Finding the Fourth Proportional to 1,442,664.50, 1,990,935.63 and 798,073.58

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Solution

The fourth proportional to 1,442,664.50, 1,990,935.63 and 798,073.58 is: 1,101,373.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,664.50 : 1,990,935.63 = 798,073.58 : x
  2. Step 2: Convert to fraction form
    1,442,664.50/1,990,935.63 = 798,073.58/x
  3. Step 3: Cross multiply
    1,442,664.50x = 1,990,935.63 × 798,073.58
  4. Step 4: Simplify right side
    1,442,664.50x = 1,588,913,125,783.66
  5. Step 5: Solve for x
    x = 1,588,913,125,783.66/1,442,664.50
  6. Step 6: Final answer
    x = 1,101,373.97

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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.