Home / 2,495,771.70-3,743,657.55-812,875.20

Finding the Fourth Proportional to 2,495,771.70, 3,743,657.55 and 812,875.20

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Solution

The fourth proportional to 2,495,771.70, 3,743,657.55 and 812,875.20 is: 1,219,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,771.70 : 3,743,657.55 = 812,875.20 : x
  2. Step 2: Convert to fraction form
    2,495,771.70/3,743,657.55 = 812,875.20/x
  3. Step 3: Cross multiply
    2,495,771.70x = 3,743,657.55 × 812,875.20
  4. Step 4: Simplify right side
    2,495,771.70x = 3,043,126,379,687.76
  5. Step 5: Solve for x
    x = 3,043,126,379,687.76/2,495,771.70
  6. Step 6: Final answer
    x = 1,219,312.80

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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.