Home / 2,784,311.40-4,176,467.10-1,664,567.40

Finding the Fourth Proportional to 2,784,311.40, 4,176,467.10 and 1,664,567.40

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Solution

The fourth proportional to 2,784,311.40, 4,176,467.10 and 1,664,567.40 is: 2,496,851.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,311.40 : 4,176,467.10 = 1,664,567.40 : x
  2. Step 2: Convert to fraction form
    2,784,311.40/4,176,467.10 = 1,664,567.40/x
  3. Step 3: Cross multiply
    2,784,311.40x = 4,176,467.10 × 1,664,567.40
  4. Step 4: Simplify right side
    2,784,311.40x = 6,952,010,981,832.54
  5. Step 5: Solve for x
    x = 6,952,010,981,832.54/2,784,311.40
  6. Step 6: Final answer
    x = 2,496,851.10

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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.