Home / 1,953,533.20-2,930,737.20-755,348.80

Finding the Fourth Proportional to 1,953,533.20, 2,930,737.20 and 755,348.80

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Solution

The fourth proportional to 1,953,533.20, 2,930,737.20 and 755,348.80 is: 1,133,192.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,533.20 : 2,930,737.20 = 755,348.80 : x
  2. Step 2: Convert to fraction form
    1,953,533.20/2,930,737.20 = 755,348.80/x
  3. Step 3: Cross multiply
    1,953,533.20x = 2,930,737.20 × 755,348.80
  4. Step 4: Simplify right side
    1,953,533.20x = 2,213,728,827,135.36
  5. Step 5: Solve for x
    x = 2,213,728,827,135.36/1,953,533.20
  6. Step 6: Final answer
    x = 1,133,192.32

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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.