Home / 1,890,472.72-2,835,694.50-470,519.23

Finding the Fourth Proportional to 1,890,472.72, 2,835,694.50 and 470,519.23

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Solution

The fourth proportional to 1,890,472.72, 2,835,694.50 and 470,519.23 is: 705,775.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,472.72 : 2,835,694.50 = 470,519.23 : x
  2. Step 2: Convert to fraction form
    1,890,472.72/2,835,694.50 = 470,519.23/x
  3. Step 3: Cross multiply
    1,890,472.72x = 2,835,694.50 × 470,519.23
  4. Step 4: Simplify right side
    1,890,472.72x = 1,334,248,792,655.23
  5. Step 5: Solve for x
    x = 1,334,248,792,655.23/1,890,472.72
  6. Step 6: Final answer
    x = 705,775.22

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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.