Home / 1,355,785.19-2,033,689.70-344,908.21

Finding the Fourth Proportional to 1,355,785.19, 2,033,689.70 and 344,908.21

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Solution

The fourth proportional to 1,355,785.19, 2,033,689.70 and 344,908.21 is: 517,365.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,785.19 : 2,033,689.70 = 344,908.21 : x
  2. Step 2: Convert to fraction form
    1,355,785.19/2,033,689.70 = 344,908.21/x
  3. Step 3: Cross multiply
    1,355,785.19x = 2,033,689.70 × 344,908.21
  4. Step 4: Simplify right side
    1,355,785.19x = 701,436,274,122.44
  5. Step 5: Solve for x
    x = 701,436,274,122.44/1,355,785.19
  6. Step 6: Final answer
    x = 517,365.35

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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.