Home / 1,317,807.50-1,818,424.49-744,846.30

Finding the Fourth Proportional to 1,317,807.50, 1,818,424.49 and 744,846.30

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Solution

The fourth proportional to 1,317,807.50, 1,818,424.49 and 744,846.30 is: 1,027,803.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,807.50 : 1,818,424.49 = 744,846.30 : x
  2. Step 2: Convert to fraction form
    1,317,807.50/1,818,424.49 = 744,846.30/x
  3. Step 3: Cross multiply
    1,317,807.50x = 1,818,424.49 × 744,846.30
  4. Step 4: Simplify right side
    1,317,807.50x = 1,354,446,749,481.66
  5. Step 5: Solve for x
    x = 1,354,446,749,481.66/1,317,807.50
  6. Step 6: Final answer
    x = 1,027,803.19

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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.