Home / 1,510,515.02-2,084,555.03-822,231.77

Finding the Fourth Proportional to 1,510,515.02, 2,084,555.03 and 822,231.77

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Solution

The fourth proportional to 1,510,515.02, 2,084,555.03 and 822,231.77 is: 1,134,703.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510,515.02 : 2,084,555.03 = 822,231.77 : x
  2. Step 2: Convert to fraction form
    1,510,515.02/2,084,555.03 = 822,231.77/x
  3. Step 3: Cross multiply
    1,510,515.02x = 2,084,555.03 × 822,231.77
  4. Step 4: Simplify right side
    1,510,515.02x = 1,713,987,371,979.30
  5. Step 5: Solve for x
    x = 1,713,987,371,979.30/1,510,515.02
  6. Step 6: Final answer
    x = 1,134,703.96

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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.