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Finding the Fourth Proportional to 2,881,409.86, 3,976,585.05 and 1,592,501.86

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Solution

The fourth proportional to 2,881,409.86, 3,976,585.05 and 1,592,501.86 is: 2,197,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,881,409.86 : 3,976,585.05 = 1,592,501.86 : x
  2. Step 2: Convert to fraction form
    2,881,409.86/3,976,585.05 = 1,592,501.86/x
  3. Step 3: Cross multiply
    2,881,409.86x = 3,976,585.05 × 1,592,501.86
  4. Step 4: Simplify right side
    2,881,409.86x = 6,332,719,088,573.19
  5. Step 5: Solve for x
    x = 6,332,719,088,573.19/2,881,409.86
  6. Step 6: Final answer
    x = 2,197,784.90

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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.