Home / 2,039,243.80-3,058,865.70-1,779,428.20

Finding the Fourth Proportional to 2,039,243.80, 3,058,865.70 and 1,779,428.20

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Solution

The fourth proportional to 2,039,243.80, 3,058,865.70 and 1,779,428.20 is: 2,669,142.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,039,243.80 : 3,058,865.70 = 1,779,428.20 : x
  2. Step 2: Convert to fraction form
    2,039,243.80/3,058,865.70 = 1,779,428.20/x
  3. Step 3: Cross multiply
    2,039,243.80x = 3,058,865.70 × 1,779,428.20
  4. Step 4: Simplify right side
    2,039,243.80x = 5,443,031,886,592.74
  5. Step 5: Solve for x
    x = 5,443,031,886,592.74/2,039,243.80
  6. Step 6: Final answer
    x = 2,669,142.30

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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.