Home / 3,005,490.96-4,148,002.84-1,859,940.36

Finding the Fourth Proportional to 3,005,490.96, 4,148,002.84 and 1,859,940.36

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Solution

The fourth proportional to 3,005,490.96, 4,148,002.84 and 1,859,940.36 is: 2,566,980.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,490.96 : 4,148,002.84 = 1,859,940.36 : x
  2. Step 2: Convert to fraction form
    3,005,490.96/4,148,002.84 = 1,859,940.36/x
  3. Step 3: Cross multiply
    3,005,490.96x = 4,148,002.84 × 1,859,940.36
  4. Step 4: Simplify right side
    3,005,490.96x = 7,715,037,895,510.62
  5. Step 5: Solve for x
    x = 7,715,037,895,510.62/3,005,490.96
  6. Step 6: Final answer
    x = 2,566,980.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.