Home / 3,084,820.80-4,628,543.40-1,486,561.20

Finding the Fourth Proportional to 3,084,820.80, 4,628,543.40 and 1,486,561.20

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Solution

The fourth proportional to 3,084,820.80, 4,628,543.40 and 1,486,561.20 is: 2,230,474.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084,820.80 : 4,628,543.40 = 1,486,561.20 : x
  2. Step 2: Convert to fraction form
    3,084,820.80/4,628,543.40 = 1,486,561.20/x
  3. Step 3: Cross multiply
    3,084,820.80x = 4,628,543.40 × 1,486,561.20
  4. Step 4: Simplify right side
    3,084,820.80x = 6,880,613,030,956.08
  5. Step 5: Solve for x
    x = 6,880,613,030,956.08/3,084,820.80
  6. Step 6: Final answer
    x = 2,230,474.14

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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.