Home / 1,871,959.28-2,807,936.76-609,784.88

Finding the Fourth Proportional to 1,871,959.28, 2,807,936.76 and 609,784.88

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Solution

The fourth proportional to 1,871,959.28, 2,807,936.76 and 609,784.88 is: 914,676.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,959.28 : 2,807,936.76 = 609,784.88 : x
  2. Step 2: Convert to fraction form
    1,871,959.28/2,807,936.76 = 609,784.88/x
  3. Step 3: Cross multiply
    1,871,959.28x = 2,807,936.76 × 609,784.88
  4. Step 4: Simplify right side
    1,871,959.28x = 1,712,237,380,244.19
  5. Step 5: Solve for x
    x = 1,712,237,380,244.19/1,871,959.28
  6. Step 6: Final answer
    x = 914,676.62

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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.