Home / 3,479,124.70-5,209,829.70-3,319,692.40

Finding the Fourth Proportional to 3,479,124.70, 5,209,829.70 and 3,319,692.40

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Solution

The fourth proportional to 3,479,124.70, 5,209,829.70 and 3,319,692.40 is: 4,971,087.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,124.70 : 5,209,829.70 = 3,319,692.40 : x
  2. Step 2: Convert to fraction form
    3,479,124.70/5,209,829.70 = 3,319,692.40/x
  3. Step 3: Cross multiply
    3,479,124.70x = 5,209,829.70 × 3,319,692.40
  4. Step 4: Simplify right side
    3,479,124.70x = 17,295,032,060,384.28
  5. Step 5: Solve for x
    x = 17,295,032,060,384.28/3,479,124.70
  6. Step 6: Final answer
    x = 4,971,087.14

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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.