Home / 1,114,271.65-1,534,251.86-870,242.14

Finding the Fourth Proportional to 1,114,271.65, 1,534,251.86 and 870,242.14

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Solution

The fourth proportional to 1,114,271.65, 1,534,251.86 and 870,242.14 is: 1,198,245.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,271.65 : 1,534,251.86 = 870,242.14 : x
  2. Step 2: Convert to fraction form
    1,114,271.65/1,534,251.86 = 870,242.14/x
  3. Step 3: Cross multiply
    1,114,271.65x = 1,534,251.86 × 870,242.14
  4. Step 4: Simplify right side
    1,114,271.65x = 1,335,170,622,775.39
  5. Step 5: Solve for x
    x = 1,335,170,622,775.39/1,114,271.65
  6. Step 6: Final answer
    x = 1,198,245.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.