Home / 1,871,504.70-2,807,257.05-609,459.90

Finding the Fourth Proportional to 1,871,504.70, 2,807,257.05 and 609,459.90

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Solution

The fourth proportional to 1,871,504.70, 2,807,257.05 and 609,459.90 is: 914,189.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,504.70 : 2,807,257.05 = 609,459.90 : x
  2. Step 2: Convert to fraction form
    1,871,504.70/2,807,257.05 = 609,459.90/x
  3. Step 3: Cross multiply
    1,871,504.70x = 2,807,257.05 × 609,459.90
  4. Step 4: Simplify right side
    1,871,504.70x = 1,710,910,600,967.30
  5. Step 5: Solve for x
    x = 1,710,910,600,967.30/1,871,504.70
  6. Step 6: Final answer
    x = 914,189.85

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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.