Home / 1,169,502.34-1,751,099.40-763,689.28

Finding the Fourth Proportional to 1,169,502.34, 1,751,099.40 and 763,689.28

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Solution

The fourth proportional to 1,169,502.34, 1,751,099.40 and 763,689.28 is: 1,143,474.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,502.34 : 1,751,099.40 = 763,689.28 : x
  2. Step 2: Convert to fraction form
    1,169,502.34/1,751,099.40 = 763,689.28/x
  3. Step 3: Cross multiply
    1,169,502.34x = 1,751,099.40 × 763,689.28
  4. Step 4: Simplify right side
    1,169,502.34x = 1,337,295,839,994.43
  5. Step 5: Solve for x
    x = 1,337,295,839,994.43/1,169,502.34
  6. Step 6: Final answer
    x = 1,143,474.27

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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.