Home / 2,318,835.98-3,478,276.32-879,132.20

Finding the Fourth Proportional to 2,318,835.98, 3,478,276.32 and 879,132.20

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Solution

The fourth proportional to 2,318,835.98, 3,478,276.32 and 879,132.20 is: 1,318,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,835.98 : 3,478,276.32 = 879,132.20 : x
  2. Step 2: Convert to fraction form
    2,318,835.98/3,478,276.32 = 879,132.20/x
  3. Step 3: Cross multiply
    2,318,835.98x = 3,478,276.32 × 879,132.20
  4. Step 4: Simplify right side
    2,318,835.98x = 3,057,864,713,409.50
  5. Step 5: Solve for x
    x = 3,057,864,713,409.50/2,318,835.98
  6. Step 6: Final answer
    x = 1,318,706.77

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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.