Home / 3,312,686.70-4,969,030.05-3,202,461.90

Finding the Fourth Proportional to 3,312,686.70, 4,969,030.05 and 3,202,461.90

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Solution

The fourth proportional to 3,312,686.70, 4,969,030.05 and 3,202,461.90 is: 4,803,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,686.70 : 4,969,030.05 = 3,202,461.90 : x
  2. Step 2: Convert to fraction form
    3,312,686.70/4,969,030.05 = 3,202,461.90/x
  3. Step 3: Cross multiply
    3,312,686.70x = 4,969,030.05 × 3,202,461.90
  4. Step 4: Simplify right side
    3,312,686.70x = 15,913,129,415,080.09
  5. Step 5: Solve for x
    x = 15,913,129,415,080.09/3,312,686.70
  6. Step 6: Final answer
    x = 4,803,692.85

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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.