Home / 1,366,606.84-2,050,106.28-420,057.04

Finding the Fourth Proportional to 1,366,606.84, 2,050,106.28 and 420,057.04

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Solution

The fourth proportional to 1,366,606.84, 2,050,106.28 and 420,057.04 is: 630,145.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,606.84 : 2,050,106.28 = 420,057.04 : x
  2. Step 2: Convert to fraction form
    1,366,606.84/2,050,106.28 = 420,057.04/x
  3. Step 3: Cross multiply
    1,366,606.84x = 2,050,106.28 × 420,057.04
  4. Step 4: Simplify right side
    1,366,606.84x = 861,161,575,662.21
  5. Step 5: Solve for x
    x = 861,161,575,662.21/1,366,606.84
  6. Step 6: Final answer
    x = 630,145.81

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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.