Home / 3,018,512.88-4,526,211.24-888,320.40

Finding the Fourth Proportional to 3,018,512.88, 4,526,211.24 and 888,320.40

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Solution

The fourth proportional to 3,018,512.88, 4,526,211.24 and 888,320.40 is: 1,332,022.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,512.88 : 4,526,211.24 = 888,320.40 : x
  2. Step 2: Convert to fraction form
    3,018,512.88/4,526,211.24 = 888,320.40/x
  3. Step 3: Cross multiply
    3,018,512.88x = 4,526,211.24 × 888,320.40
  4. Step 4: Simplify right side
    3,018,512.88x = 4,020,725,779,201.30
  5. Step 5: Solve for x
    x = 4,020,725,779,201.30/3,018,512.88
  6. Step 6: Final answer
    x = 1,332,022.07

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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.