Home / 1,199,452.40-1,798,303.80-489,114.80

Finding the Fourth Proportional to 1,199,452.40, 1,798,303.80 and 489,114.80

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Solution

The fourth proportional to 1,199,452.40, 1,798,303.80 and 489,114.80 is: 733,315.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,452.40 : 1,798,303.80 = 489,114.80 : x
  2. Step 2: Convert to fraction form
    1,199,452.40/1,798,303.80 = 489,114.80/x
  3. Step 3: Cross multiply
    1,199,452.40x = 1,798,303.80 × 489,114.80
  4. Step 4: Simplify right side
    1,199,452.40x = 879,577,003,476.24
  5. Step 5: Solve for x
    x = 879,577,003,476.24/1,199,452.40
  6. Step 6: Final answer
    x = 733,315.47

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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.