Home / 1,459,378.06-2,179,485.56-1,243,849.21

Finding the Fourth Proportional to 1,459,378.06, 2,179,485.56 and 1,243,849.21

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Solution

The fourth proportional to 1,459,378.06, 2,179,485.56 and 1,243,849.21 is: 1,857,607.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,378.06 : 2,179,485.56 = 1,243,849.21 : x
  2. Step 2: Convert to fraction form
    1,459,378.06/2,179,485.56 = 1,243,849.21/x
  3. Step 3: Cross multiply
    1,459,378.06x = 2,179,485.56 × 1,243,849.21
  4. Step 4: Simplify right side
    1,459,378.06x = 2,710,951,389,673.32
  5. Step 5: Solve for x
    x = 2,710,951,389,673.32/1,459,378.06
  6. Step 6: Final answer
    x = 1,857,607.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.