Home / 1,307,461.41-1,804,283.96-726,685.81

Finding the Fourth Proportional to 1,307,461.41, 1,804,283.96 and 726,685.81

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Solution

The fourth proportional to 1,307,461.41, 1,804,283.96 and 726,685.81 is: 1,002,819.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,461.41 : 1,804,283.96 = 726,685.81 : x
  2. Step 2: Convert to fraction form
    1,307,461.41/1,804,283.96 = 726,685.81/x
  3. Step 3: Cross multiply
    1,307,461.41x = 1,804,283.96 × 726,685.81
  4. Step 4: Simplify right side
    1,307,461.41x = 1,311,147,542,798.47
  5. Step 5: Solve for x
    x = 1,311,147,542,798.47/1,307,461.41
  6. Step 6: Final answer
    x = 1,002,819.31

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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.