Home / 2,985,311.40-4,477,967.10-1,092,244.20

Finding the Fourth Proportional to 2,985,311.40, 4,477,967.10 and 1,092,244.20

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Solution

The fourth proportional to 2,985,311.40, 4,477,967.10 and 1,092,244.20 is: 1,638,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,311.40 : 4,477,967.10 = 1,092,244.20 : x
  2. Step 2: Convert to fraction form
    2,985,311.40/4,477,967.10 = 1,092,244.20/x
  3. Step 3: Cross multiply
    2,985,311.40x = 4,477,967.10 × 1,092,244.20
  4. Step 4: Simplify right side
    2,985,311.40x = 4,891,033,592,765.82
  5. Step 5: Solve for x
    x = 4,891,033,592,765.82/2,985,311.40
  6. Step 6: Final answer
    x = 1,638,366.30

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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.