Home / 1,564,452.66-2,342,709.57-1,311,066.84

Finding the Fourth Proportional to 1,564,452.66, 2,342,709.57 and 1,311,066.84

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Solution

The fourth proportional to 1,564,452.66, 2,342,709.57 and 1,311,066.84 is: 1,963,273.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,452.66 : 2,342,709.57 = 1,311,066.84 : x
  2. Step 2: Convert to fraction form
    1,564,452.66/2,342,709.57 = 1,311,066.84/x
  3. Step 3: Cross multiply
    1,564,452.66x = 2,342,709.57 × 1,311,066.84
  4. Step 4: Simplify right side
    1,564,452.66x = 3,071,448,832,977.66
  5. Step 5: Solve for x
    x = 3,071,448,832,977.66/1,564,452.66
  6. Step 6: Final answer
    x = 1,963,273.75

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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.