Home / 1,114,150.12-1,673,488.86-983,979.88

Finding the Fourth Proportional to 1,114,150.12, 1,673,488.86 and 983,979.88

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Solution

The fourth proportional to 1,114,150.12, 1,673,488.86 and 983,979.88 is: 1,477,969.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,150.12 : 1,673,488.86 = 983,979.88 : x
  2. Step 2: Convert to fraction form
    1,114,150.12/1,673,488.86 = 983,979.88/x
  3. Step 3: Cross multiply
    1,114,150.12x = 1,673,488.86 × 983,979.88
  4. Step 4: Simplify right side
    1,114,150.12x = 1,646,679,367,644.14
  5. Step 5: Solve for x
    x = 1,646,679,367,644.14/1,114,150.12
  6. Step 6: Final answer
    x = 1,477,969.03

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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.