Home / 4,429,461.60-6,640,045.20-3,469,384.80

Finding the Fourth Proportional to 4,429,461.60, 6,640,045.20 and 3,469,384.80

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Solution

The fourth proportional to 4,429,461.60, 6,640,045.20 and 3,469,384.80 is: 5,200,828.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,461.60 : 6,640,045.20 = 3,469,384.80 : x
  2. Step 2: Convert to fraction form
    4,429,461.60/6,640,045.20 = 3,469,384.80/x
  3. Step 3: Cross multiply
    4,429,461.60x = 6,640,045.20 × 3,469,384.80
  4. Step 4: Simplify right side
    4,429,461.60x = 23,036,871,888,192.96
  5. Step 5: Solve for x
    x = 23,036,871,888,192.96/4,429,461.60
  6. Step 6: Final answer
    x = 5,200,828.90

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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.