Home / 3,140,731.67-4,333,105.91-2,053,639.58

Finding the Fourth Proportional to 3,140,731.67, 4,333,105.91 and 2,053,639.58

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Solution

The fourth proportional to 3,140,731.67, 4,333,105.91 and 2,053,639.58 is: 2,833,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,731.67 : 4,333,105.91 = 2,053,639.58 : x
  2. Step 2: Convert to fraction form
    3,140,731.67/4,333,105.91 = 2,053,639.58/x
  3. Step 3: Cross multiply
    3,140,731.67x = 4,333,105.91 × 2,053,639.58
  4. Step 4: Simplify right side
    3,140,731.67x = 8,898,637,769,174.19
  5. Step 5: Solve for x
    x = 8,898,637,769,174.19/3,140,731.67
  6. Step 6: Final answer
    x = 2,833,300.87

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Why These Related Problems?

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