Home / 1,124,183.80-1,686,259.50-282,729.88

Finding the Fourth Proportional to 1,124,183.80, 1,686,259.50 and 282,729.88

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Solution

The fourth proportional to 1,124,183.80, 1,686,259.50 and 282,729.88 is: 424,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,183.80 : 1,686,259.50 = 282,729.88 : x
  2. Step 2: Convert to fraction form
    1,124,183.80/1,686,259.50 = 282,729.88/x
  3. Step 3: Cross multiply
    1,124,183.80x = 1,686,259.50 × 282,729.88
  4. Step 4: Simplify right side
    1,124,183.80x = 476,755,946,083.86
  5. Step 5: Solve for x
    x = 476,755,946,083.86/1,124,183.80
  6. Step 6: Final answer
    x = 424,090.75

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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.