Home / 2,153,832.60-2,972,300.68-1,235,988.66

Finding the Fourth Proportional to 2,153,832.60, 2,972,300.68 and 1,235,988.66

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Solution

The fourth proportional to 2,153,832.60, 2,972,300.68 and 1,235,988.66 is: 1,705,671.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,832.60 : 2,972,300.68 = 1,235,988.66 : x
  2. Step 2: Convert to fraction form
    2,153,832.60/2,972,300.68 = 1,235,988.66/x
  3. Step 3: Cross multiply
    2,153,832.60x = 2,972,300.68 × 1,235,988.66
  4. Step 4: Simplify right side
    2,153,832.60x = 3,673,729,934,590.29
  5. Step 5: Solve for x
    x = 3,673,729,934,590.29/2,153,832.60
  6. Step 6: Final answer
    x = 1,705,671.06

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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.