Home / 1,012,335.93-1,517,928.80-412,594.65

Finding the Fourth Proportional to 1,012,335.93, 1,517,928.80 and 412,594.65

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Solution

The fourth proportional to 1,012,335.93, 1,517,928.80 and 412,594.65 is: 618,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,012,335.93 : 1,517,928.80 = 412,594.65 : x
  2. Step 2: Convert to fraction form
    1,012,335.93/1,517,928.80 = 412,594.65/x
  3. Step 3: Cross multiply
    1,012,335.93x = 1,517,928.80 × 412,594.65
  4. Step 4: Simplify right side
    1,012,335.93x = 626,289,299,897.95
  5. Step 5: Solve for x
    x = 626,289,299,897.95/1,012,335.93
  6. Step 6: Final answer
    x = 618,657.58

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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.