Home / 3,574,154.40-5,360,617.20-1,329,136.80

Finding the Fourth Proportional to 3,574,154.40, 5,360,617.20 and 1,329,136.80

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Solution

The fourth proportional to 3,574,154.40, 5,360,617.20 and 1,329,136.80 is: 1,993,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,574,154.40 : 5,360,617.20 = 1,329,136.80 : x
  2. Step 2: Convert to fraction form
    3,574,154.40/5,360,617.20 = 1,329,136.80/x
  3. Step 3: Cross multiply
    3,574,154.40x = 5,360,617.20 × 1,329,136.80
  4. Step 4: Simplify right side
    3,574,154.40x = 7,124,993,591,232.96
  5. Step 5: Solve for x
    x = 7,124,993,591,232.96/3,574,154.40
  6. Step 6: Final answer
    x = 1,993,476.72

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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.