Home / 1,887,782.89-2,830,177.46-989,052.25

Finding the Fourth Proportional to 1,887,782.89, 2,830,177.46 and 989,052.25

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Solution

The fourth proportional to 1,887,782.89, 2,830,177.46 and 989,052.25 is: 1,482,794.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,887,782.89 : 2,830,177.46 = 989,052.25 : x
  2. Step 2: Convert to fraction form
    1,887,782.89/2,830,177.46 = 989,052.25/x
  3. Step 3: Cross multiply
    1,887,782.89x = 2,830,177.46 × 989,052.25
  4. Step 4: Simplify right side
    1,887,782.89x = 2,799,193,379,767.02
  5. Step 5: Solve for x
    x = 2,799,193,379,767.02/1,887,782.89
  6. Step 6: Final answer
    x = 1,482,794.13

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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.