Home / 1,260,297.16-1,890,442.86-540,171.93

Finding the Fourth Proportional to 1,260,297.16, 1,890,442.86 and 540,171.93

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Solution

The fourth proportional to 1,260,297.16, 1,890,442.86 and 540,171.93 is: 810,256.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,297.16 : 1,890,442.86 = 540,171.93 : x
  2. Step 2: Convert to fraction form
    1,260,297.16/1,890,442.86 = 540,171.93/x
  3. Step 3: Cross multiply
    1,260,297.16x = 1,890,442.86 × 540,171.93
  4. Step 4: Simplify right side
    1,260,297.16x = 1,021,164,156,087.85
  5. Step 5: Solve for x
    x = 1,021,164,156,087.85/1,260,297.16
  6. Step 6: Final answer
    x = 810,256.65

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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.