Home / 1,411,258.14-2,114,131.32-1,127,538.90

Finding the Fourth Proportional to 1,411,258.14, 2,114,131.32 and 1,127,538.90

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Solution

The fourth proportional to 1,411,258.14, 2,114,131.32 and 1,127,538.90 is: 1,689,106.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,258.14 : 2,114,131.32 = 1,127,538.90 : x
  2. Step 2: Convert to fraction form
    1,411,258.14/2,114,131.32 = 1,127,538.90/x
  3. Step 3: Cross multiply
    1,411,258.14x = 2,114,131.32 × 1,127,538.90
  4. Step 4: Simplify right side
    1,411,258.14x = 2,383,765,303,008.35
  5. Step 5: Solve for x
    x = 2,383,765,303,008.35/1,411,258.14
  6. Step 6: Final answer
    x = 1,689,106.50

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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.