Home / 2,051,287.15-3,076,930.73-988,405.15

Finding the Fourth Proportional to 2,051,287.15, 3,076,930.73 and 988,405.15

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Solution

The fourth proportional to 2,051,287.15, 3,076,930.73 and 988,405.15 is: 1,482,607.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,051,287.15 : 3,076,930.73 = 988,405.15 : x
  2. Step 2: Convert to fraction form
    2,051,287.15/3,076,930.73 = 988,405.15/x
  3. Step 3: Cross multiply
    2,051,287.15x = 3,076,930.73 × 988,405.15
  4. Step 4: Simplify right side
    2,051,287.15x = 3,041,254,179,725.26
  5. Step 5: Solve for x
    x = 3,041,254,179,725.26/2,051,287.15
  6. Step 6: Final answer
    x = 1,482,607.73

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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.