Home / 1,589,861.80-2,384,792.70-407,909.80

Finding the Fourth Proportional to 1,589,861.80, 2,384,792.70 and 407,909.80

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Solution

The fourth proportional to 1,589,861.80, 2,384,792.70 and 407,909.80 is: 611,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,589,861.80 : 2,384,792.70 = 407,909.80 : x
  2. Step 2: Convert to fraction form
    1,589,861.80/2,384,792.70 = 407,909.80/x
  3. Step 3: Cross multiply
    1,589,861.80x = 2,384,792.70 × 407,909.80
  4. Step 4: Simplify right side
    1,589,861.80x = 972,780,313,298.46
  5. Step 5: Solve for x
    x = 972,780,313,298.46/1,589,861.80
  6. Step 6: Final answer
    x = 611,864.70

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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.