Home / 1,356,834.63-2,034,820.28-445,807.08

Finding the Fourth Proportional to 1,356,834.63, 2,034,820.28 and 445,807.08

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Solution

The fourth proportional to 1,356,834.63, 2,034,820.28 and 445,807.08 is: 668,568.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,834.63 : 2,034,820.28 = 445,807.08 : x
  2. Step 2: Convert to fraction form
    1,356,834.63/2,034,820.28 = 445,807.08/x
  3. Step 3: Cross multiply
    1,356,834.63x = 2,034,820.28 × 445,807.08
  4. Step 4: Simplify right side
    1,356,834.63x = 907,137,285,122.55
  5. Step 5: Solve for x
    x = 907,137,285,122.55/1,356,834.63
  6. Step 6: Final answer
    x = 668,568.79

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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.