Home / 1,686,073.60-2,529,110.40-1,615,214.80

Finding the Fourth Proportional to 1,686,073.60, 2,529,110.40 and 1,615,214.80

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Solution

The fourth proportional to 1,686,073.60, 2,529,110.40 and 1,615,214.80 is: 2,422,822.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,073.60 : 2,529,110.40 = 1,615,214.80 : x
  2. Step 2: Convert to fraction form
    1,686,073.60/2,529,110.40 = 1,615,214.80/x
  3. Step 3: Cross multiply
    1,686,073.60x = 2,529,110.40 × 1,615,214.80
  4. Step 4: Simplify right side
    1,686,073.60x = 4,085,056,548,913.92
  5. Step 5: Solve for x
    x = 4,085,056,548,913.92/1,686,073.60
  6. Step 6: Final answer
    x = 2,422,822.20

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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.