Home / 1,314,234.80-1,971,206.40-367,701.20

Finding the Fourth Proportional to 1,314,234.80, 1,971,206.40 and 367,701.20

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Solution

The fourth proportional to 1,314,234.80, 1,971,206.40 and 367,701.20 is: 551,511.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,234.80 : 1,971,206.40 = 367,701.20 : x
  2. Step 2: Convert to fraction form
    1,314,234.80/1,971,206.40 = 367,701.20/x
  3. Step 3: Cross multiply
    1,314,234.80x = 1,971,206.40 × 367,701.20
  4. Step 4: Simplify right side
    1,314,234.80x = 724,814,958,727.68
  5. Step 5: Solve for x
    x = 724,814,958,727.68/1,314,234.80
  6. Step 6: Final answer
    x = 551,511.01

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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.