Home / 1,248,308.82-1,722,678.63-675,361.29

Finding the Fourth Proportional to 1,248,308.82, 1,722,678.63 and 675,361.29

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Solution

The fourth proportional to 1,248,308.82, 1,722,678.63 and 675,361.29 is: 932,005.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,308.82 : 1,722,678.63 = 675,361.29 : x
  2. Step 2: Convert to fraction form
    1,248,308.82/1,722,678.63 = 675,361.29/x
  3. Step 3: Cross multiply
    1,248,308.82x = 1,722,678.63 × 675,361.29
  4. Step 4: Simplify right side
    1,248,308.82x = 1,163,430,461,812.23
  5. Step 5: Solve for x
    x = 1,163,430,461,812.23/1,248,308.82
  6. Step 6: Final answer
    x = 932,005.32

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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.