Home / 2,985,322.40-4,477,983.60-1,092,255.20

Finding the Fourth Proportional to 2,985,322.40, 4,477,983.60 and 1,092,255.20

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Solution

The fourth proportional to 2,985,322.40, 4,477,983.60 and 1,092,255.20 is: 1,638,382.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,322.40 : 4,477,983.60 = 1,092,255.20 : x
  2. Step 2: Convert to fraction form
    2,985,322.40/4,477,983.60 = 1,092,255.20/x
  3. Step 3: Cross multiply
    2,985,322.40x = 4,477,983.60 × 1,092,255.20
  4. Step 4: Simplify right side
    2,985,322.40x = 4,891,100,872,614.72
  5. Step 5: Solve for x
    x = 4,891,100,872,614.72/2,985,322.40
  6. Step 6: Final answer
    x = 1,638,382.80

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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.