Home / 3,409,648.38-4,703,838.77-2,085,130.28

Finding the Fourth Proportional to 3,409,648.38, 4,703,838.77 and 2,085,130.28

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Solution

The fourth proportional to 3,409,648.38, 4,703,838.77 and 2,085,130.28 is: 2,876,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409,648.38 : 4,703,838.77 = 2,085,130.28 : x
  2. Step 2: Convert to fraction form
    3,409,648.38/4,703,838.77 = 2,085,130.28/x
  3. Step 3: Cross multiply
    3,409,648.38x = 4,703,838.77 × 2,085,130.28
  4. Step 4: Simplify right side
    3,409,648.38x = 9,808,116,617,620.11
  5. Step 5: Solve for x
    x = 9,808,116,617,620.11/3,409,648.38
  6. Step 6: Final answer
    x = 2,876,577.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.