Home / 1,837,693.52-2,756,321.40-489,957.20

Finding the Fourth Proportional to 1,837,693.52, 2,756,321.40 and 489,957.20

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Solution

The fourth proportional to 1,837,693.52, 2,756,321.40 and 489,957.20 is: 734,877.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,693.52 : 2,756,321.40 = 489,957.20 : x
  2. Step 2: Convert to fraction form
    1,837,693.52/2,756,321.40 = 489,957.20/x
  3. Step 3: Cross multiply
    1,837,693.52x = 2,756,321.40 × 489,957.20
  4. Step 4: Simplify right side
    1,837,693.52x = 1,350,479,515,444.08
  5. Step 5: Solve for x
    x = 1,350,479,515,444.08/1,837,693.52
  6. Step 6: Final answer
    x = 734,877.44

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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.