Home / 1,655,767.90-2,483,651.85-1,557,790.30

Finding the Fourth Proportional to 1,655,767.90, 2,483,651.85 and 1,557,790.30

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Solution

The fourth proportional to 1,655,767.90, 2,483,651.85 and 1,557,790.30 is: 2,336,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,655,767.90 : 2,483,651.85 = 1,557,790.30 : x
  2. Step 2: Convert to fraction form
    1,655,767.90/2,483,651.85 = 1,557,790.30/x
  3. Step 3: Cross multiply
    1,655,767.90x = 2,483,651.85 × 1,557,790.30
  4. Step 4: Simplify right side
    1,655,767.90x = 3,869,008,760,507.06
  5. Step 5: Solve for x
    x = 3,869,008,760,507.06/1,655,767.90
  6. Step 6: Final answer
    x = 2,336,685.45

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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.