Home / 3,470,692.80-5,200,790.40-2,935,315.20

Finding the Fourth Proportional to 3,470,692.80, 5,200,790.40 and 2,935,315.20

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Solution

The fourth proportional to 3,470,692.80, 5,200,790.40 and 2,935,315.20 is: 4,398,533.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,692.80 : 5,200,790.40 = 2,935,315.20 : x
  2. Step 2: Convert to fraction form
    3,470,692.80/5,200,790.40 = 2,935,315.20/x
  3. Step 3: Cross multiply
    3,470,692.80x = 5,200,790.40 × 2,935,315.20
  4. Step 4: Simplify right side
    3,470,692.80x = 15,265,959,113,134.08
  5. Step 5: Solve for x
    x = 15,265,959,113,134.08/3,470,692.80
  6. Step 6: Final answer
    x = 4,398,533.66

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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.