Home / 1,020,664.68-1,531,001.14-413,464.47

Finding the Fourth Proportional to 1,020,664.68, 1,531,001.14 and 413,464.47

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Solution

The fourth proportional to 1,020,664.68, 1,531,001.14 and 413,464.47 is: 620,198.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,664.68 : 1,531,001.14 = 413,464.47 : x
  2. Step 2: Convert to fraction form
    1,020,664.68/1,531,001.14 = 413,464.47/x
  3. Step 3: Cross multiply
    1,020,664.68x = 1,531,001.14 × 413,464.47
  4. Step 4: Simplify right side
    1,020,664.68x = 633,014,578,747.00
  5. Step 5: Solve for x
    x = 633,014,578,747.00/1,020,664.68
  6. Step 6: Final answer
    x = 620,198.38

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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.