Home / 1,510,724.07-2,084,799.15-822,400.92

Finding the Fourth Proportional to 1,510,724.07, 2,084,799.15 and 822,400.92

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Solution

The fourth proportional to 1,510,724.07, 2,084,799.15 and 822,400.92 is: 1,134,913.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,724.07 : 2,084,799.15 = 822,400.92 : x
  2. Step 2: Convert to fraction form
    1,510,724.07/2,084,799.15 = 822,400.92/x
  3. Step 3: Cross multiply
    1,510,724.07x = 2,084,799.15 × 822,400.92
  4. Step 4: Simplify right side
    1,510,724.07x = 1,714,540,738,975.22
  5. Step 5: Solve for x
    x = 1,714,540,738,975.22/1,510,724.07
  6. Step 6: Final answer
    x = 1,134,913.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.