Home / 2,922,861.60-4,379,626.80-2,446,970.40

Finding the Fourth Proportional to 2,922,861.60, 4,379,626.80 and 2,446,970.40

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Solution

The fourth proportional to 2,922,861.60, 4,379,626.80 and 2,446,970.40 is: 3,666,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922,861.60 : 4,379,626.80 = 2,446,970.40 : x
  2. Step 2: Convert to fraction form
    2,922,861.60/4,379,626.80 = 2,446,970.40/x
  3. Step 3: Cross multiply
    2,922,861.60x = 4,379,626.80 × 2,446,970.40
  4. Step 4: Simplify right side
    2,922,861.60x = 10,716,817,142,646.72
  5. Step 5: Solve for x
    x = 10,716,817,142,646.72/2,922,861.60
  6. Step 6: Final answer
    x = 3,666,549.64

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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.