Home / 1,057,805.10-1,586,545.65-347,834.70

Finding the Fourth Proportional to 1,057,805.10, 1,586,545.65 and 347,834.70

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Solution

The fourth proportional to 1,057,805.10, 1,586,545.65 and 347,834.70 is: 521,698.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,805.10 : 1,586,545.65 = 347,834.70 : x
  2. Step 2: Convert to fraction form
    1,057,805.10/1,586,545.65 = 347,834.70/x
  3. Step 3: Cross multiply
    1,057,805.10x = 1,586,545.65 × 347,834.70
  4. Step 4: Simplify right side
    1,057,805.10x = 551,855,630,204.06
  5. Step 5: Solve for x
    x = 551,855,630,204.06/1,057,805.10
  6. Step 6: Final answer
    x = 521,698.78

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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.