Home / 1,615,116.08-2,228,730.72-936,096.32

Finding the Fourth Proportional to 1,615,116.08, 2,228,730.72 and 936,096.32

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Solution

The fourth proportional to 1,615,116.08, 2,228,730.72 and 936,096.32 is: 1,291,737.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,116.08 : 2,228,730.72 = 936,096.32 : x
  2. Step 2: Convert to fraction form
    1,615,116.08/2,228,730.72 = 936,096.32/x
  3. Step 3: Cross multiply
    1,615,116.08x = 2,228,730.72 × 936,096.32
  4. Step 4: Simplify right side
    1,615,116.08x = 2,086,306,625,262.95
  5. Step 5: Solve for x
    x = 2,086,306,625,262.95/1,615,116.08
  6. Step 6: Final answer
    x = 1,291,737.88

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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.