Home / 2,000,018.89-2,999,253.17-720,353.22

Finding the Fourth Proportional to 2,000,018.89, 2,999,253.17 and 720,353.22

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Solution

The fourth proportional to 2,000,018.89, 2,999,253.17 and 720,353.22 is: 1,080,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,018.89 : 2,999,253.17 = 720,353.22 : x
  2. Step 2: Convert to fraction form
    2,000,018.89/2,999,253.17 = 720,353.22/x
  3. Step 3: Cross multiply
    2,000,018.89x = 2,999,253.17 × 720,353.22
  4. Step 4: Simplify right side
    2,000,018.89x = 2,160,521,660,006.68
  5. Step 5: Solve for x
    x = 2,160,521,660,006.68/2,000,018.89
  6. Step 6: Final answer
    x = 1,080,250.63

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1.5x scale

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.