Home / 2,190,549.86-3,022,951.28-1,210,461.66

Finding the Fourth Proportional to 2,190,549.86, 3,022,951.28 and 1,210,461.66

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Solution

The fourth proportional to 2,190,549.86, 3,022,951.28 and 1,210,461.66 is: 1,670,432.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,549.86 : 3,022,951.28 = 1,210,461.66 : x
  2. Step 2: Convert to fraction form
    2,190,549.86/3,022,951.28 = 1,210,461.66/x
  3. Step 3: Cross multiply
    2,190,549.86x = 3,022,951.28 × 1,210,461.66
  4. Step 4: Simplify right side
    2,190,549.86x = 3,659,166,624,487.92
  5. Step 5: Solve for x
    x = 3,659,166,624,487.92/2,190,549.86
  6. Step 6: Final answer
    x = 1,670,432.93

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.