Home / 1,459,076.76-2,189,949.98-739,914.77

Finding the Fourth Proportional to 1,459,076.76, 2,189,949.98 and 739,914.77

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Solution

The fourth proportional to 1,459,076.76, 2,189,949.98 and 739,914.77 is: 1,110,549.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,076.76 : 2,189,949.98 = 739,914.77 : x
  2. Step 2: Convert to fraction form
    1,459,076.76/2,189,949.98 = 739,914.77/x
  3. Step 3: Cross multiply
    1,459,076.76x = 2,189,949.98 × 739,914.77
  4. Step 4: Simplify right side
    1,459,076.76x = 1,620,376,337,538.51
  5. Step 5: Solve for x
    x = 1,620,376,337,538.51/1,459,076.76
  6. Step 6: Final answer
    x = 1,110,549.07

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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.