Home / 1,301,507.04-1,796,057.21-720,718.67

Finding the Fourth Proportional to 1,301,507.04, 1,796,057.21 and 720,718.67

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Solution

The fourth proportional to 1,301,507.04, 1,796,057.21 and 720,718.67 is: 994,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,507.04 : 1,796,057.21 = 720,718.67 : x
  2. Step 2: Convert to fraction form
    1,301,507.04/1,796,057.21 = 720,718.67/x
  3. Step 3: Cross multiply
    1,301,507.04x = 1,796,057.21 × 720,718.67
  4. Step 4: Simplify right side
    1,301,507.04x = 1,294,451,951,051.23
  5. Step 5: Solve for x
    x = 1,294,451,951,051.23/1,301,507.04
  6. Step 6: Final answer
    x = 994,579.29

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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.