Home / 1,130,710.82-1,560,744.59-723,908.33

Finding the Fourth Proportional to 1,130,710.82, 1,560,744.59 and 723,908.33

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Solution

The fourth proportional to 1,130,710.82, 1,560,744.59 and 723,908.33 is: 999,226.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,710.82 : 1,560,744.59 = 723,908.33 : x
  2. Step 2: Convert to fraction form
    1,130,710.82/1,560,744.59 = 723,908.33/x
  3. Step 3: Cross multiply
    1,130,710.82x = 1,560,744.59 × 723,908.33
  4. Step 4: Simplify right side
    1,130,710.82x = 1,129,835,998,280.17
  5. Step 5: Solve for x
    x = 1,129,835,998,280.17/1,130,710.82
  6. Step 6: Final answer
    x = 999,226.31

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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.