Home / 1,659,838.60-2,487,789.60-1,490,564.80

Finding the Fourth Proportional to 1,659,838.60, 2,487,789.60 and 1,490,564.80

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Solution

The fourth proportional to 1,659,838.60, 2,487,789.60 and 1,490,564.80 is: 2,234,079.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,838.60 : 2,487,789.60 = 1,490,564.80 : x
  2. Step 2: Convert to fraction form
    1,659,838.60/2,487,789.60 = 1,490,564.80/x
  3. Step 3: Cross multiply
    1,659,838.60x = 2,487,789.60 × 1,490,564.80
  4. Step 4: Simplify right side
    1,659,838.60x = 3,708,211,607,566.08
  5. Step 5: Solve for x
    x = 3,708,211,607,566.08/1,659,838.60
  6. Step 6: Final answer
    x = 2,234,079.63

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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.