Home / 3,108,211.36-4,289,267.05-1,731,553.18

Finding the Fourth Proportional to 3,108,211.36, 4,289,267.05 and 1,731,553.18

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Solution

The fourth proportional to 3,108,211.36, 4,289,267.05 and 1,731,553.18 is: 2,389,507.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,211.36 : 4,289,267.05 = 1,731,553.18 : x
  2. Step 2: Convert to fraction form
    3,108,211.36/4,289,267.05 = 1,731,553.18/x
  3. Step 3: Cross multiply
    3,108,211.36x = 4,289,267.05 × 1,731,553.18
  4. Step 4: Simplify right side
    3,108,211.36x = 7,427,093,985,244.67
  5. Step 5: Solve for x
    x = 7,427,093,985,244.67/3,108,211.36
  6. Step 6: Final answer
    x = 2,389,507.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.