Home / 2,671,738.60-4,010,232.30-1,325,421.40

Finding the Fourth Proportional to 2,671,738.60, 4,010,232.30 and 1,325,421.40

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Solution

The fourth proportional to 2,671,738.60, 4,010,232.30 and 1,325,421.40 is: 1,989,434.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,671,738.60 : 4,010,232.30 = 1,325,421.40 : x
  2. Step 2: Convert to fraction form
    2,671,738.60/4,010,232.30 = 1,325,421.40/x
  3. Step 3: Cross multiply
    2,671,738.60x = 4,010,232.30 × 1,325,421.40
  4. Step 4: Simplify right side
    2,671,738.60x = 5,315,247,709,391.22
  5. Step 5: Solve for x
    x = 5,315,247,709,391.22/2,671,738.60
  6. Step 6: Final answer
    x = 1,989,434.04

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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.