Home / 2,972,360.10-4,455,587.70-1,372,132.20

Finding the Fourth Proportional to 2,972,360.10, 4,455,587.70 and 1,372,132.20

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Solution

The fourth proportional to 2,972,360.10, 4,455,587.70 and 1,372,132.20 is: 2,056,835.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,360.10 : 4,455,587.70 = 1,372,132.20 : x
  2. Step 2: Convert to fraction form
    2,972,360.10/4,455,587.70 = 1,372,132.20/x
  3. Step 3: Cross multiply
    2,972,360.10x = 4,455,587.70 × 1,372,132.20
  4. Step 4: Simplify right side
    2,972,360.10x = 6,113,655,353,093.94
  5. Step 5: Solve for x
    x = 6,113,655,353,093.94/2,972,360.10
  6. Step 6: Final answer
    x = 2,056,835.36

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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.