Home / 1,026,658.80-1,540,250.64-395,403.12

Finding the Fourth Proportional to 1,026,658.80, 1,540,250.64 and 395,403.12

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Solution

The fourth proportional to 1,026,658.80, 1,540,250.64 and 395,403.12 is: 593,205.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,658.80 : 1,540,250.64 = 395,403.12 : x
  2. Step 2: Convert to fraction form
    1,026,658.80/1,540,250.64 = 395,403.12/x
  3. Step 3: Cross multiply
    1,026,658.80x = 1,540,250.64 × 395,403.12
  4. Step 4: Simplify right side
    1,026,658.80x = 609,019,908,638.00
  5. Step 5: Solve for x
    x = 609,019,908,638.00/1,026,658.80
  6. Step 6: Final answer
    x = 593,205.76

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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.