Home / 1,984,037.40-2,973,693.42-1,381,737.60

Finding the Fourth Proportional to 1,984,037.40, 2,973,693.42 and 1,381,737.60

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Solution

The fourth proportional to 1,984,037.40, 2,973,693.42 and 1,381,737.60 is: 2,070,960.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,984,037.40 : 2,973,693.42 = 1,381,737.60 : x
  2. Step 2: Convert to fraction form
    1,984,037.40/2,973,693.42 = 1,381,737.60/x
  3. Step 3: Cross multiply
    1,984,037.40x = 2,973,693.42 × 1,381,737.60
  4. Step 4: Simplify right side
    1,984,037.40x = 4,108,864,009,286.59
  5. Step 5: Solve for x
    x = 4,108,864,009,286.59/1,984,037.40
  6. Step 6: Final answer
    x = 2,070,960.97

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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.