Home / 1,451,056.64-2,176,582.08-386,098.64

Finding the Fourth Proportional to 1,451,056.64, 2,176,582.08 and 386,098.64

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Solution

The fourth proportional to 1,451,056.64, 2,176,582.08 and 386,098.64 is: 579,147.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,056.64 : 2,176,582.08 = 386,098.64 : x
  2. Step 2: Convert to fraction form
    1,451,056.64/2,176,582.08 = 386,098.64/x
  3. Step 3: Cross multiply
    1,451,056.64x = 2,176,582.08 × 386,098.64
  4. Step 4: Simplify right side
    1,451,056.64x = 840,375,380,936.37
  5. Step 5: Solve for x
    x = 840,375,380,936.37/1,451,056.64
  6. Step 6: Final answer
    x = 579,147.19

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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.