Home / 1,531,050.48-2,112,712.20-886,514.31

Finding the Fourth Proportional to 1,531,050.48, 2,112,712.20 and 886,514.31

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Solution

The fourth proportional to 1,531,050.48, 2,112,712.20 and 886,514.31 is: 1,223,310.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,050.48 : 2,112,712.20 = 886,514.31 : x
  2. Step 2: Convert to fraction form
    1,531,050.48/2,112,712.20 = 886,514.31/x
  3. Step 3: Cross multiply
    1,531,050.48x = 2,112,712.20 × 886,514.31
  4. Step 4: Simplify right side
    1,531,050.48x = 1,872,949,598,211.58
  5. Step 5: Solve for x
    x = 1,872,949,598,211.58/1,531,050.48
  6. Step 6: Final answer
    x = 1,223,310.15

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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.