Home / 1,143,998.84-1,579,457.93-708,877.92

Finding the Fourth Proportional to 1,143,998.84, 1,579,457.93 and 708,877.92

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Solution

The fourth proportional to 1,143,998.84, 1,579,457.93 and 708,877.92 is: 978,709.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,998.84 : 1,579,457.93 = 708,877.92 : x
  2. Step 2: Convert to fraction form
    1,143,998.84/1,579,457.93 = 708,877.92/x
  3. Step 3: Cross multiply
    1,143,998.84x = 1,579,457.93 × 708,877.92
  4. Step 4: Simplify right side
    1,143,998.84x = 1,119,642,852,145.91
  5. Step 5: Solve for x
    x = 1,119,642,852,145.91/1,143,998.84
  6. Step 6: Final answer
    x = 978,709.78

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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.