Home / 5,303,781.78-7,951,381.95-1,658,636.27

Finding the Fourth Proportional to 5,303,781.78, 7,951,381.95 and 1,658,636.27

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Solution

The fourth proportional to 5,303,781.78, 7,951,381.95 and 1,658,636.27 is: 2,486,612.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303,781.78 : 7,951,381.95 = 1,658,636.27 : x
  2. Step 2: Convert to fraction form
    5,303,781.78/7,951,381.95 = 1,658,636.27/x
  3. Step 3: Cross multiply
    5,303,781.78x = 7,951,381.95 × 1,658,636.27
  4. Step 4: Simplify right side
    5,303,781.78x = 13,188,450,459,136.42
  5. Step 5: Solve for x
    x = 13,188,450,459,136.42/5,303,781.78
  6. Step 6: Final answer
    x = 2,486,612.57

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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.