Home / 1,500,630.61-2,251,131-489,482.23

Finding the Fourth Proportional to 1,500,630.61, 2,251,131 and 489,482.23

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Solution

The fourth proportional to 1,500,630.61, 2,251,131 and 489,482.23 is: 734,283.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,630.61 : 2,251,131 = 489,482.23 : x
  2. Step 2: Convert to fraction form
    1,500,630.61/2,251,131 = 489,482.23/x
  3. Step 3: Cross multiply
    1,500,630.61x = 2,251,131 × 489,482.23
  4. Step 4: Simplify right side
    1,500,630.61x = 1,101,888,621,902.13
  5. Step 5: Solve for x
    x = 1,101,888,621,902.13/1,500,630.61
  6. Step 6: Final answer
    x = 734,283.72

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Double scale
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1.5x scale

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.