Home / 2,997,009.60-4,495,514.40-867,163.20

Finding the Fourth Proportional to 2,997,009.60, 4,495,514.40 and 867,163.20

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Solution

The fourth proportional to 2,997,009.60, 4,495,514.40 and 867,163.20 is: 1,300,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997,009.60 : 4,495,514.40 = 867,163.20 : x
  2. Step 2: Convert to fraction form
    2,997,009.60/4,495,514.40 = 867,163.20/x
  3. Step 3: Cross multiply
    2,997,009.60x = 4,495,514.40 × 867,163.20
  4. Step 4: Simplify right side
    2,997,009.60x = 3,898,344,652,750.08
  5. Step 5: Solve for x
    x = 3,898,344,652,750.08/2,997,009.60
  6. Step 6: Final answer
    x = 1,300,744.80

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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.