Home / 2,070,920.64-3,105,112.40-807,272

Finding the Fourth Proportional to 2,070,920.64, 3,105,112.40 and 807,272

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Solution

The fourth proportional to 2,070,920.64, 3,105,112.40 and 807,272 is: 1,210,413.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,920.64 : 3,105,112.40 = 807,272 : x
  2. Step 2: Convert to fraction form
    2,070,920.64/3,105,112.40 = 807,272/x
  3. Step 3: Cross multiply
    2,070,920.64x = 3,105,112.40 × 807,272
  4. Step 4: Simplify right side
    2,070,920.64x = 2,506,670,297,372.80
  5. Step 5: Solve for x
    x = 2,506,670,297,372.80/2,070,920.64
  6. Step 6: Final answer
    x = 1,210,413.50

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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.