Home / 2,961,146.80-4,443,793.80-1,898,772.40

Finding the Fourth Proportional to 2,961,146.80, 4,443,793.80 and 1,898,772.40

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Solution

The fourth proportional to 2,961,146.80, 4,443,793.80 and 1,898,772.40 is: 2,849,488.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961,146.80 : 4,443,793.80 = 1,898,772.40 : x
  2. Step 2: Convert to fraction form
    2,961,146.80/4,443,793.80 = 1,898,772.40/x
  3. Step 3: Cross multiply
    2,961,146.80x = 4,443,793.80 × 1,898,772.40
  4. Step 4: Simplify right side
    2,961,146.80x = 8,437,753,018,731.12
  5. Step 5: Solve for x
    x = 8,437,753,018,731.12/2,961,146.80
  6. Step 6: Final answer
    x = 2,849,488.25

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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.