Home / 1,722,079.60-2,584,103.55-657,885.40

Finding the Fourth Proportional to 1,722,079.60, 2,584,103.55 and 657,885.40

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Solution

The fourth proportional to 1,722,079.60, 2,584,103.55 and 657,885.40 is: 987,204.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,079.60 : 2,584,103.55 = 657,885.40 : x
  2. Step 2: Convert to fraction form
    1,722,079.60/2,584,103.55 = 657,885.40/x
  3. Step 3: Cross multiply
    1,722,079.60x = 2,584,103.55 × 657,885.40
  4. Step 4: Simplify right side
    1,722,079.60x = 1,700,043,997,633.17
  5. Step 5: Solve for x
    x = 1,700,043,997,633.17/1,722,079.60
  6. Step 6: Final answer
    x = 987,204.07

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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.