Home / 1,317,278.94-1,817,852.43-713,666.94

Finding the Fourth Proportional to 1,317,278.94, 1,817,852.43 and 713,666.94

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Solution

The fourth proportional to 1,317,278.94, 1,817,852.43 and 713,666.94 is: 984,864.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,278.94 : 1,817,852.43 = 713,666.94 : x
  2. Step 2: Convert to fraction form
    1,317,278.94/1,817,852.43 = 713,666.94/x
  3. Step 3: Cross multiply
    1,317,278.94x = 1,817,852.43 × 713,666.94
  4. Step 4: Simplify right side
    1,317,278.94x = 1,297,341,181,089.66
  5. Step 5: Solve for x
    x = 1,297,341,181,089.66/1,317,278.94
  6. Step 6: Final answer
    x = 984,864.44

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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.