Home / 1,057,809.60-1,586,552.40-347,839.20

Finding the Fourth Proportional to 1,057,809.60, 1,586,552.40 and 347,839.20

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Solution

The fourth proportional to 1,057,809.60, 1,586,552.40 and 347,839.20 is: 521,705.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,809.60 : 1,586,552.40 = 347,839.20 : x
  2. Step 2: Convert to fraction form
    1,057,809.60/1,586,552.40 = 347,839.20/x
  3. Step 3: Cross multiply
    1,057,809.60x = 1,586,552.40 × 347,839.20
  4. Step 4: Simplify right side
    1,057,809.60x = 551,865,117,574.08
  5. Step 5: Solve for x
    x = 551,865,117,574.08/1,057,809.60
  6. Step 6: Final answer
    x = 521,705.53

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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.