Home / 5,177,136.86-7,765,705.29-1,582,903.82

Finding the Fourth Proportional to 5,177,136.86, 7,765,705.29 and 1,582,903.82

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Solution

The fourth proportional to 5,177,136.86, 7,765,705.29 and 1,582,903.82 is: 2,374,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,136.86 : 7,765,705.29 = 1,582,903.82 : x
  2. Step 2: Convert to fraction form
    5,177,136.86/7,765,705.29 = 1,582,903.82/x
  3. Step 3: Cross multiply
    5,177,136.86x = 7,765,705.29 × 1,582,903.82
  4. Step 4: Simplify right side
    5,177,136.86x = 12,292,364,529,706.68
  5. Step 5: Solve for x
    x = 12,292,364,529,706.68/5,177,136.86
  6. Step 6: Final answer
    x = 2,374,355.72

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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.