Home / 1,314,199.80-1,971,153.90-367,666.20

Finding the Fourth Proportional to 1,314,199.80, 1,971,153.90 and 367,666.20

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Solution

The fourth proportional to 1,314,199.80, 1,971,153.90 and 367,666.20 is: 551,458.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,199.80 : 1,971,153.90 = 367,666.20 : x
  2. Step 2: Convert to fraction form
    1,314,199.80/1,971,153.90 = 367,666.20/x
  3. Step 3: Cross multiply
    1,314,199.80x = 1,971,153.90 × 367,666.20
  4. Step 4: Simplify right side
    1,314,199.80x = 724,726,664,028.18
  5. Step 5: Solve for x
    x = 724,726,664,028.18/1,314,199.80
  6. Step 6: Final answer
    x = 551,458.51

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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.