Home / 3,178,626.09-4,386,470.72-2,366,461.77

Finding the Fourth Proportional to 3,178,626.09, 4,386,470.72 and 2,366,461.77

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Solution

The fourth proportional to 3,178,626.09, 4,386,470.72 and 2,366,461.77 is: 3,265,692.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,178,626.09 : 4,386,470.72 = 2,366,461.77 : x
  2. Step 2: Convert to fraction form
    3,178,626.09/4,386,470.72 = 2,366,461.77/x
  3. Step 3: Cross multiply
    3,178,626.09x = 4,386,470.72 × 2,366,461.77
  4. Step 4: Simplify right side
    3,178,626.09x = 10,380,415,264,104.37
  5. Step 5: Solve for x
    x = 10,380,415,264,104.37/3,178,626.09
  6. Step 6: Final answer
    x = 3,265,692.46

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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.