Home / 1,475,020.80-2,212,531.20-528,049.80

Finding the Fourth Proportional to 1,475,020.80, 2,212,531.20 and 528,049.80

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Solution

The fourth proportional to 1,475,020.80, 2,212,531.20 and 528,049.80 is: 792,074.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,020.80 : 2,212,531.20 = 528,049.80 : x
  2. Step 2: Convert to fraction form
    1,475,020.80/2,212,531.20 = 528,049.80/x
  3. Step 3: Cross multiply
    1,475,020.80x = 2,212,531.20 × 528,049.80
  4. Step 4: Simplify right side
    1,475,020.80x = 1,168,326,657,653.76
  5. Step 5: Solve for x
    x = 1,168,326,657,653.76/1,475,020.80
  6. Step 6: Final answer
    x = 792,074.70

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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.