Home / 1,629,568.54-2,444,070.93-431,508.07

Finding the Fourth Proportional to 1,629,568.54, 2,444,070.93 and 431,508.07

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Solution

The fourth proportional to 1,629,568.54, 2,444,070.93 and 431,508.07 is: 647,187.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,568.54 : 2,444,070.93 = 431,508.07 : x
  2. Step 2: Convert to fraction form
    1,629,568.54/2,444,070.93 = 431,508.07/x
  3. Step 3: Cross multiply
    1,629,568.54x = 2,444,070.93 × 431,508.07
  4. Step 4: Simplify right side
    1,629,568.54x = 1,054,636,329,947.41
  5. Step 5: Solve for x
    x = 1,054,636,329,947.41/1,629,568.54
  6. Step 6: Final answer
    x = 647,187.46

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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.