Home / 2,415,140.02-3,622,487.90-817,520.50

Finding the Fourth Proportional to 2,415,140.02, 3,622,487.90 and 817,520.50

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Solution

The fourth proportional to 2,415,140.02, 3,622,487.90 and 817,520.50 is: 1,226,205.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,140.02 : 3,622,487.90 = 817,520.50 : x
  2. Step 2: Convert to fraction form
    2,415,140.02/3,622,487.90 = 817,520.50/x
  3. Step 3: Cross multiply
    2,415,140.02x = 3,622,487.90 × 817,520.50
  4. Step 4: Simplify right side
    2,415,140.02x = 2,961,458,119,251.95
  5. Step 5: Solve for x
    x = 2,961,458,119,251.95/2,415,140.02
  6. Step 6: Final answer
    x = 1,226,205.56

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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.