Home / 1,527,787.43-2,300,821.05-1,391,587.19

Finding the Fourth Proportional to 1,527,787.43, 2,300,821.05 and 1,391,587.19

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Solution

The fourth proportional to 1,527,787.43, 2,300,821.05 and 1,391,587.19 is: 2,095,705.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527,787.43 : 2,300,821.05 = 1,391,587.19 : x
  2. Step 2: Convert to fraction form
    1,527,787.43/2,300,821.05 = 1,391,587.19/x
  3. Step 3: Cross multiply
    1,527,787.43x = 2,300,821.05 × 1,391,587.19
  4. Step 4: Simplify right side
    1,527,787.43x = 3,201,793,099,662.35
  5. Step 5: Solve for x
    x = 3,201,793,099,662.35/1,527,787.43
  6. Step 6: Final answer
    x = 2,095,705.88

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.