Home / 1,639,262.81-2,457,405.62-573,723.61

Finding the Fourth Proportional to 1,639,262.81, 2,457,405.62 and 573,723.61

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Solution

The fourth proportional to 1,639,262.81, 2,457,405.62 and 573,723.61 is: 860,064.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,262.81 : 2,457,405.62 = 573,723.61 : x
  2. Step 2: Convert to fraction form
    1,639,262.81/2,457,405.62 = 573,723.61/x
  3. Step 3: Cross multiply
    1,639,262.81x = 2,457,405.62 × 573,723.61
  4. Step 4: Simplify right side
    1,639,262.81x = 1,409,871,608,385.04
  5. Step 5: Solve for x
    x = 1,409,871,608,385.04/1,639,262.81
  6. Step 6: Final answer
    x = 860,064.41

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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.