Home / 1,797,317.07-2,697,314.58-1,318,781.45

Finding the Fourth Proportional to 1,797,317.07, 2,697,314.58 and 1,318,781.45

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Solution

The fourth proportional to 1,797,317.07, 2,697,314.58 and 1,318,781.45 is: 1,979,154.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797,317.07 : 2,697,314.58 = 1,318,781.45 : x
  2. Step 2: Convert to fraction form
    1,797,317.07/2,697,314.58 = 1,318,781.45/x
  3. Step 3: Cross multiply
    1,797,317.07x = 2,697,314.58 × 1,318,781.45
  4. Step 4: Simplify right side
    1,797,317.07x = 3,557,168,424,489.43
  5. Step 5: Solve for x
    x = 3,557,168,424,489.43/1,797,317.07
  6. Step 6: Final answer
    x = 1,979,154.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.