Home / 1,510,519.49-2,084,561.23-822,236.25

Finding the Fourth Proportional to 1,510,519.49, 2,084,561.23 and 822,236.25

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Solution

The fourth proportional to 1,510,519.49, 2,084,561.23 and 822,236.25 is: 1,134,710.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,519.49 : 2,084,561.23 = 822,236.25 : x
  2. Step 2: Convert to fraction form
    1,510,519.49/2,084,561.23 = 822,236.25/x
  3. Step 3: Cross multiply
    1,510,519.49x = 2,084,561.23 × 822,236.25
  4. Step 4: Simplify right side
    1,510,519.49x = 1,714,001,798,227.78
  5. Step 5: Solve for x
    x = 1,714,001,798,227.78/1,510,519.49
  6. Step 6: Final answer
    x = 1,134,710.15

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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.