Home / 4,990,107.50-7,481,943.02-1,957,779.82

Finding the Fourth Proportional to 4,990,107.50, 7,481,943.02 and 1,957,779.82

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Solution

The fourth proportional to 4,990,107.50, 7,481,943.02 and 1,957,779.82 is: 2,935,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,107.50 : 7,481,943.02 = 1,957,779.82 : x
  2. Step 2: Convert to fraction form
    4,990,107.50/7,481,943.02 = 1,957,779.82/x
  3. Step 3: Cross multiply
    4,990,107.50x = 7,481,943.02 × 1,957,779.82
  4. Step 4: Simplify right side
    4,990,107.50x = 14,647,997,058,945.86
  5. Step 5: Solve for x
    x = 14,647,997,058,945.86/4,990,107.50
  6. Step 6: Final answer
    x = 2,935,407.11

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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.