Home / 2,080,363.40-3,117,045.90-1,779,432.20

Finding the Fourth Proportional to 2,080,363.40, 3,117,045.90 and 1,779,432.20

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Solution

The fourth proportional to 2,080,363.40, 3,117,045.90 and 1,779,432.20 is: 2,666,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,363.40 : 3,117,045.90 = 1,779,432.20 : x
  2. Step 2: Convert to fraction form
    2,080,363.40/3,117,045.90 = 1,779,432.20/x
  3. Step 3: Cross multiply
    2,080,363.40x = 3,117,045.90 × 1,779,432.20
  4. Step 4: Simplify right side
    2,080,363.40x = 5,546,571,843,337.98
  5. Step 5: Solve for x
    x = 5,546,571,843,337.98/2,080,363.40
  6. Step 6: Final answer
    x = 2,666,155.27

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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.