Home / 1,888,630.29-2,830,883.72-929,745.81

Finding the Fourth Proportional to 1,888,630.29, 2,830,883.72 and 929,745.81

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Solution

The fourth proportional to 1,888,630.29, 2,830,883.72 and 929,745.81 is: 1,393,603.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,630.29 : 2,830,883.72 = 929,745.81 : x
  2. Step 2: Convert to fraction form
    1,888,630.29/2,830,883.72 = 929,745.81/x
  3. Step 3: Cross multiply
    1,888,630.29x = 2,830,883.72 × 929,745.81
  4. Step 4: Simplify right side
    1,888,630.29x = 2,632,002,272,618.48
  5. Step 5: Solve for x
    x = 2,632,002,272,618.48/1,888,630.29
  6. Step 6: Final answer
    x = 1,393,603.76

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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.