Home / 1,437,857.30-2,155,145.93-898,361.66

Finding the Fourth Proportional to 1,437,857.30, 2,155,145.93 and 898,361.66

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Solution

The fourth proportional to 1,437,857.30, 2,155,145.93 and 898,361.66 is: 1,346,517.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,857.30 : 2,155,145.93 = 898,361.66 : x
  2. Step 2: Convert to fraction form
    1,437,857.30/2,155,145.93 = 898,361.66/x
  3. Step 3: Cross multiply
    1,437,857.30x = 2,155,145.93 × 898,361.66
  4. Step 4: Simplify right side
    1,437,857.30x = 1,936,100,459,949.51
  5. Step 5: Solve for x
    x = 1,936,100,459,949.51/1,437,857.30
  6. Step 6: Final answer
    x = 1,346,517.81

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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.