Home / 1,510,718.45-2,084,791.40-822,395.29

Finding the Fourth Proportional to 1,510,718.45, 2,084,791.40 and 822,395.29

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Solution

The fourth proportional to 1,510,718.45, 2,084,791.40 and 822,395.29 is: 1,134,905.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,718.45 : 2,084,791.40 = 822,395.29 : x
  2. Step 2: Convert to fraction form
    1,510,718.45/2,084,791.40 = 822,395.29/x
  3. Step 3: Cross multiply
    1,510,718.45x = 2,084,791.40 × 822,395.29
  4. Step 4: Simplify right side
    1,510,718.45x = 1,714,522,619,798.04
  5. Step 5: Solve for x
    x = 1,714,522,619,798.04/1,510,718.45
  6. Step 6: Final answer
    x = 1,134,905.46

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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.