Home / 1,548,162.88-2,321,652.63-509,271.61

Finding the Fourth Proportional to 1,548,162.88, 2,321,652.63 and 509,271.61

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Solution

The fourth proportional to 1,548,162.88, 2,321,652.63 and 509,271.61 is: 763,712.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,162.88 : 2,321,652.63 = 509,271.61 : x
  2. Step 2: Convert to fraction form
    1,548,162.88/2,321,652.63 = 509,271.61/x
  3. Step 3: Cross multiply
    1,548,162.88x = 2,321,652.63 × 509,271.61
  4. Step 4: Simplify right side
    1,548,162.88x = 1,182,351,772,740.83
  5. Step 5: Solve for x
    x = 1,182,351,772,740.83/1,548,162.88
  6. Step 6: Final answer
    x = 763,712.78

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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.