Home / 1,242,590.72-1,714,766.40-706,046.72

Finding the Fourth Proportional to 1,242,590.72, 1,714,766.40 and 706,046.72

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Solution

The fourth proportional to 1,242,590.72, 1,714,766.40 and 706,046.72 is: 974,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,590.72 : 1,714,766.40 = 706,046.72 : x
  2. Step 2: Convert to fraction form
    1,242,590.72/1,714,766.40 = 706,046.72/x
  3. Step 3: Cross multiply
    1,242,590.72x = 1,714,766.40 × 706,046.72
  4. Step 4: Simplify right side
    1,242,590.72x = 1,210,705,192,286.21
  5. Step 5: Solve for x
    x = 1,210,705,192,286.21/1,242,590.72
  6. Step 6: Final answer
    x = 974,339.48

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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.