Home / 3,015,009.12-4,161,368.76-1,854,452.80

Finding the Fourth Proportional to 3,015,009.12, 4,161,368.76 and 1,854,452.80

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Solution

The fourth proportional to 3,015,009.12, 4,161,368.76 and 1,854,452.80 is: 2,559,548.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015,009.12 : 4,161,368.76 = 1,854,452.80 : x
  2. Step 2: Convert to fraction form
    3,015,009.12/4,161,368.76 = 1,854,452.80/x
  3. Step 3: Cross multiply
    3,015,009.12x = 4,161,368.76 × 1,854,452.80
  4. Step 4: Simplify right side
    3,015,009.12x = 7,717,061,948,814.53
  5. Step 5: Solve for x
    x = 7,717,061,948,814.53/3,015,009.12
  6. Step 6: Final answer
    x = 2,559,548.46

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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.