Home / 3,160,156.48-4,360,997.28-1,802,000.32

Finding the Fourth Proportional to 3,160,156.48, 4,360,997.28 and 1,802,000.32

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Solution

The fourth proportional to 3,160,156.48, 4,360,997.28 and 1,802,000.32 is: 2,486,749.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,156.48 : 4,360,997.28 = 1,802,000.32 : x
  2. Step 2: Convert to fraction form
    3,160,156.48/4,360,997.28 = 1,802,000.32/x
  3. Step 3: Cross multiply
    3,160,156.48x = 4,360,997.28 × 1,802,000.32
  4. Step 4: Simplify right side
    3,160,156.48x = 7,858,518,494,079.13
  5. Step 5: Solve for x
    x = 7,858,518,494,079.13/3,160,156.48
  6. Step 6: Final answer
    x = 2,486,749.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.