Home / 1,418,028.64-1,956,902.88-773,448.88

Finding the Fourth Proportional to 1,418,028.64, 1,956,902.88 and 773,448.88

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Solution

The fourth proportional to 1,418,028.64, 1,956,902.88 and 773,448.88 is: 1,067,372.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,028.64 : 1,956,902.88 = 773,448.88 : x
  2. Step 2: Convert to fraction form
    1,418,028.64/1,956,902.88 = 773,448.88/x
  3. Step 3: Cross multiply
    1,418,028.64x = 1,956,902.88 × 773,448.88
  4. Step 4: Simplify right side
    1,418,028.64x = 1,513,564,340,804.77
  5. Step 5: Solve for x
    x = 1,513,564,340,804.77/1,418,028.64
  6. Step 6: Final answer
    x = 1,067,372.19

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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.