Home / 1,774,042.80-2,660,545.80-636,673.20

Finding the Fourth Proportional to 1,774,042.80, 2,660,545.80 and 636,673.20

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Solution

The fourth proportional to 1,774,042.80, 2,660,545.80 and 636,673.20 is: 954,823.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,042.80 : 2,660,545.80 = 636,673.20 : x
  2. Step 2: Convert to fraction form
    1,774,042.80/2,660,545.80 = 636,673.20/x
  3. Step 3: Cross multiply
    1,774,042.80x = 2,660,545.80 × 636,673.20
  4. Step 4: Simplify right side
    1,774,042.80x = 1,693,898,208,232.56
  5. Step 5: Solve for x
    x = 1,693,898,208,232.56/1,774,042.80
  6. Step 6: Final answer
    x = 954,823.76

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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.