Home / 3,017,411.05-4,164,048.92-1,640,744.90

Finding the Fourth Proportional to 3,017,411.05, 4,164,048.92 and 1,640,744.90

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Solution

The fourth proportional to 3,017,411.05, 4,164,048.92 and 1,640,744.90 is: 2,264,239.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,017,411.05 : 4,164,048.92 = 1,640,744.90 : x
  2. Step 2: Convert to fraction form
    3,017,411.05/4,164,048.92 = 1,640,744.90/x
  3. Step 3: Cross multiply
    3,017,411.05x = 4,164,048.92 × 1,640,744.90
  4. Step 4: Simplify right side
    3,017,411.05x = 6,832,141,999,816.54
  5. Step 5: Solve for x
    x = 6,832,141,999,816.54/3,017,411.05
  6. Step 6: Final answer
    x = 2,264,239.74

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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.