Home / 1,344,136.90-2,016,205.35-945,228.10

Finding the Fourth Proportional to 1,344,136.90, 2,016,205.35 and 945,228.10

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Solution

The fourth proportional to 1,344,136.90, 2,016,205.35 and 945,228.10 is: 1,417,842.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,136.90 : 2,016,205.35 = 945,228.10 : x
  2. Step 2: Convert to fraction form
    1,344,136.90/2,016,205.35 = 945,228.10/x
  3. Step 3: Cross multiply
    1,344,136.90x = 2,016,205.35 × 945,228.10
  4. Step 4: Simplify right side
    1,344,136.90x = 1,905,773,952,190.34
  5. Step 5: Solve for x
    x = 1,905,773,952,190.34/1,344,136.90
  6. Step 6: Final answer
    x = 1,417,842.15

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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.