Home / 1,871,874.60-2,808,122.31-657,135.94

Finding the Fourth Proportional to 1,871,874.60, 2,808,122.31 and 657,135.94

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Solution

The fourth proportional to 1,871,874.60, 2,808,122.31 and 657,135.94 is: 985,812.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,874.60 : 2,808,122.31 = 657,135.94 : x
  2. Step 2: Convert to fraction form
    1,871,874.60/2,808,122.31 = 657,135.94/x
  3. Step 3: Cross multiply
    1,871,874.60x = 2,808,122.31 × 657,135.94
  4. Step 4: Simplify right side
    1,871,874.60x = 1,845,318,094,834.07
  5. Step 5: Solve for x
    x = 1,845,318,094,834.07/1,871,874.60
  6. Step 6: Final answer
    x = 985,812.88

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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.