Home / 1,785,428.31-2,677,313.23-648,046.16

Finding the Fourth Proportional to 1,785,428.31, 2,677,313.23 and 648,046.16

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Solution

The fourth proportional to 1,785,428.31, 2,677,313.23 and 648,046.16 is: 971,768.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,428.31 : 2,677,313.23 = 648,046.16 : x
  2. Step 2: Convert to fraction form
    1,785,428.31/2,677,313.23 = 648,046.16/x
  3. Step 3: Cross multiply
    1,785,428.31x = 2,677,313.23 × 648,046.16
  4. Step 4: Simplify right side
    1,785,428.31x = 1,735,022,557,818.70
  5. Step 5: Solve for x
    x = 1,735,022,557,818.70/1,785,428.31
  6. Step 6: Final answer
    x = 971,768.26

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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.