Home / 2,011,327.20-3,017,136.60-1,210,885.20

Finding the Fourth Proportional to 2,011,327.20, 3,017,136.60 and 1,210,885.20

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Solution

The fourth proportional to 2,011,327.20, 3,017,136.60 and 1,210,885.20 is: 1,816,415.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,327.20 : 3,017,136.60 = 1,210,885.20 : x
  2. Step 2: Convert to fraction form
    2,011,327.20/3,017,136.60 = 1,210,885.20/x
  3. Step 3: Cross multiply
    2,011,327.20x = 3,017,136.60 × 1,210,885.20
  4. Step 4: Simplify right side
    2,011,327.20x = 3,653,406,055,318.32
  5. Step 5: Solve for x
    x = 3,653,406,055,318.32/2,011,327.20
  6. Step 6: Final answer
    x = 1,816,415.58

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1.5x scale

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.