Home / 1,015,472.04-1,401,320.79-556,576.62

Finding the Fourth Proportional to 1,015,472.04, 1,401,320.79 and 556,576.62

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Solution

The fourth proportional to 1,015,472.04, 1,401,320.79 and 556,576.62 is: 768,058.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,472.04 : 1,401,320.79 = 556,576.62 : x
  2. Step 2: Convert to fraction form
    1,015,472.04/1,401,320.79 = 556,576.62/x
  3. Step 3: Cross multiply
    1,015,472.04x = 1,401,320.79 × 556,576.62
  4. Step 4: Simplify right side
    1,015,472.04x = 779,942,388,833.93
  5. Step 5: Solve for x
    x = 779,942,388,833.93/1,015,472.04
  6. Step 6: Final answer
    x = 768,058.95

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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.