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Finding the Fourth Proportional to 1,094,795.02, 1,639,904.01 and 880,405.45

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Solution

The fourth proportional to 1,094,795.02, 1,639,904.01 and 880,405.45 is: 1,318,767.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,795.02 : 1,639,904.01 = 880,405.45 : x
  2. Step 2: Convert to fraction form
    1,094,795.02/1,639,904.01 = 880,405.45/x
  3. Step 3: Cross multiply
    1,094,795.02x = 1,639,904.01 × 880,405.45
  4. Step 4: Simplify right side
    1,094,795.02x = 1,443,780,427,880.85
  5. Step 5: Solve for x
    x = 1,443,780,427,880.85/1,094,795.02
  6. Step 6: Final answer
    x = 1,318,767.81

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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.