Home / 3,355,142.29-5,032,336.51-926,640.79

Finding the Fourth Proportional to 3,355,142.29, 5,032,336.51 and 926,640.79

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Solution

The fourth proportional to 3,355,142.29, 5,032,336.51 and 926,640.79 is: 1,389,857.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,142.29 : 5,032,336.51 = 926,640.79 : x
  2. Step 2: Convert to fraction form
    3,355,142.29/5,032,336.51 = 926,640.79/x
  3. Step 3: Cross multiply
    3,355,142.29x = 5,032,336.51 × 926,640.79
  4. Step 4: Simplify right side
    3,355,142.29x = 4,663,168,249,377.36
  5. Step 5: Solve for x
    x = 4,663,168,249,377.36/3,355,142.29
  6. Step 6: Final answer
    x = 1,389,857.08

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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.