Home / 3,114,671.40-4,671,132.30-985,408.20

Finding the Fourth Proportional to 3,114,671.40, 4,671,132.30 and 985,408.20

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Solution

The fourth proportional to 3,114,671.40, 4,671,132.30 and 985,408.20 is: 1,477,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,671.40 : 4,671,132.30 = 985,408.20 : x
  2. Step 2: Convert to fraction form
    3,114,671.40/4,671,132.30 = 985,408.20/x
  3. Step 3: Cross multiply
    3,114,671.40x = 4,671,132.30 × 985,408.20
  4. Step 4: Simplify right side
    3,114,671.40x = 4,602,972,071,704.86
  5. Step 5: Solve for x
    x = 4,602,972,071,704.86/3,114,671.40
  6. Step 6: Final answer
    x = 1,477,835.53

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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.