Home / 1,518,969.70-2,279,329.35-573,019.30

Finding the Fourth Proportional to 1,518,969.70, 2,279,329.35 and 573,019.30

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Solution

The fourth proportional to 1,518,969.70, 2,279,329.35 and 573,019.30 is: 859,858.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,969.70 : 2,279,329.35 = 573,019.30 : x
  2. Step 2: Convert to fraction form
    1,518,969.70/2,279,329.35 = 573,019.30/x
  3. Step 3: Cross multiply
    1,518,969.70x = 2,279,329.35 × 573,019.30
  4. Step 4: Simplify right side
    1,518,969.70x = 1,306,099,708,606.46
  5. Step 5: Solve for x
    x = 1,306,099,708,606.46/1,518,969.70
  6. Step 6: Final answer
    x = 859,858.96

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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.