Home / 1,413,044.64-1,948,998.96-868,465.44

Finding the Fourth Proportional to 1,413,044.64, 1,948,998.96 and 868,465.44

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Solution

The fourth proportional to 1,413,044.64, 1,948,998.96 and 868,465.44 is: 1,197,866.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,044.64 : 1,948,998.96 = 868,465.44 : x
  2. Step 2: Convert to fraction form
    1,413,044.64/1,948,998.96 = 868,465.44/x
  3. Step 3: Cross multiply
    1,413,044.64x = 1,948,998.96 × 868,465.44
  4. Step 4: Simplify right side
    1,413,044.64x = 1,692,638,239,355.94
  5. Step 5: Solve for x
    x = 1,692,638,239,355.94/1,413,044.64
  6. Step 6: Final answer
    x = 1,197,866.08

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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.