Home / 1,365,415.20-2,048,385.78-523,901.34

Finding the Fourth Proportional to 1,365,415.20, 2,048,385.78 and 523,901.34

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Solution

The fourth proportional to 1,365,415.20, 2,048,385.78 and 523,901.34 is: 785,952.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,415.20 : 2,048,385.78 = 523,901.34 : x
  2. Step 2: Convert to fraction form
    1,365,415.20/2,048,385.78 = 523,901.34/x
  3. Step 3: Cross multiply
    1,365,415.20x = 2,048,385.78 × 523,901.34
  4. Step 4: Simplify right side
    1,365,415.20x = 1,073,152,054,978.95
  5. Step 5: Solve for x
    x = 1,073,152,054,978.95/1,365,415.20
  6. Step 6: Final answer
    x = 785,952.91

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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.