Home / 1,104,145.18-1,656,567.69-394,157.50

Finding the Fourth Proportional to 1,104,145.18, 1,656,567.69 and 394,157.50

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Solution

The fourth proportional to 1,104,145.18, 1,656,567.69 and 394,157.50 is: 591,361.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,104,145.18 : 1,656,567.69 = 394,157.50 : x
  2. Step 2: Convert to fraction form
    1,104,145.18/1,656,567.69 = 394,157.50/x
  3. Step 3: Cross multiply
    1,104,145.18x = 1,656,567.69 × 394,157.50
  4. Step 4: Simplify right side
    1,104,145.18x = 652,948,579,271.18
  5. Step 5: Solve for x
    x = 652,948,579,271.18/1,104,145.18
  6. Step 6: Final answer
    x = 591,361.16

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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.