Home / 2,178,199.60-3,267,299.40-1,383,006.40

Finding the Fourth Proportional to 2,178,199.60, 3,267,299.40 and 1,383,006.40

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Solution

The fourth proportional to 2,178,199.60, 3,267,299.40 and 1,383,006.40 is: 2,074,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,199.60 : 3,267,299.40 = 1,383,006.40 : x
  2. Step 2: Convert to fraction form
    2,178,199.60/3,267,299.40 = 1,383,006.40/x
  3. Step 3: Cross multiply
    2,178,199.60x = 3,267,299.40 × 1,383,006.40
  4. Step 4: Simplify right side
    2,178,199.60x = 4,518,695,980,916.16
  5. Step 5: Solve for x
    x = 4,518,695,980,916.16/2,178,199.60
  6. Step 6: Final answer
    x = 2,074,509.60

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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.