Home / 2,495,686.86-3,743,792.76-812,921.58

Finding the Fourth Proportional to 2,495,686.86, 3,743,792.76 and 812,921.58

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Solution

The fourth proportional to 2,495,686.86, 3,743,792.76 and 812,921.58 is: 1,219,467.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,686.86 : 3,743,792.76 = 812,921.58 : x
  2. Step 2: Convert to fraction form
    2,495,686.86/3,743,792.76 = 812,921.58/x
  3. Step 3: Cross multiply
    2,495,686.86x = 3,743,792.76 × 812,921.58
  4. Step 4: Simplify right side
    2,495,686.86x = 3,043,409,925,651.76
  5. Step 5: Solve for x
    x = 3,043,409,925,651.76/2,495,686.86
  6. Step 6: Final answer
    x = 1,219,467.86

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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.