Home / 1,434,751.26-1,979,892.90-822,465.06

Finding the Fourth Proportional to 1,434,751.26, 1,979,892.90 and 822,465.06

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Solution

The fourth proportional to 1,434,751.26, 1,979,892.90 and 822,465.06 is: 1,134,965.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,434,751.26 : 1,979,892.90 = 822,465.06 : x
  2. Step 2: Convert to fraction form
    1,434,751.26/1,979,892.90 = 822,465.06/x
  3. Step 3: Cross multiply
    1,434,751.26x = 1,979,892.90 × 822,465.06
  4. Step 4: Simplify right side
    1,434,751.26x = 1,628,392,732,792.07
  5. Step 5: Solve for x
    x = 1,628,392,732,792.07/1,434,751.26
  6. Step 6: Final answer
    x = 1,134,965.19

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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.