Home / 1,057,809.10-1,586,551.65-347,838.70

Finding the Fourth Proportional to 1,057,809.10, 1,586,551.65 and 347,838.70

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Solution

The fourth proportional to 1,057,809.10, 1,586,551.65 and 347,838.70 is: 521,704.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,809.10 : 1,586,551.65 = 347,838.70 : x
  2. Step 2: Convert to fraction form
    1,057,809.10/1,586,551.65 = 347,838.70/x
  3. Step 3: Cross multiply
    1,057,809.10x = 1,586,551.65 × 347,838.70
  4. Step 4: Simplify right side
    1,057,809.10x = 551,864,063,418.86
  5. Step 5: Solve for x
    x = 551,864,063,418.86/1,057,809.10
  6. Step 6: Final answer
    x = 521,704.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.