Home / 1,057,788.60-1,586,520.90-347,818.20

Finding the Fourth Proportional to 1,057,788.60, 1,586,520.90 and 347,818.20

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Solution

The fourth proportional to 1,057,788.60, 1,586,520.90 and 347,818.20 is: 521,674.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,788.60 : 1,586,520.90 = 347,818.20 : x
  2. Step 2: Convert to fraction form
    1,057,788.60/1,586,520.90 = 347,818.20/x
  3. Step 3: Cross multiply
    1,057,788.60x = 1,586,520.90 × 347,818.20
  4. Step 4: Simplify right side
    1,057,788.60x = 551,820,843,700.38
  5. Step 5: Solve for x
    x = 551,820,843,700.38/1,057,788.60
  6. Step 6: Final answer
    x = 521,674.03

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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.