Home / 1,333,514.04-1,840,235.16-721,653.48

Finding the Fourth Proportional to 1,333,514.04, 1,840,235.16 and 721,653.48

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Solution

The fourth proportional to 1,333,514.04, 1,840,235.16 and 721,653.48 is: 995,874.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,333,514.04 : 1,840,235.16 = 721,653.48 : x
  2. Step 2: Convert to fraction form
    1,333,514.04/1,840,235.16 = 721,653.48/x
  3. Step 3: Cross multiply
    1,333,514.04x = 1,840,235.16 × 721,653.48
  4. Step 4: Simplify right side
    1,333,514.04x = 1,328,012,107,232.36
  5. Step 5: Solve for x
    x = 1,328,012,107,232.36/1,333,514.04
  6. Step 6: Final answer
    x = 995,874.11

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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.