Home / 1,765,934.10-2,649,095.55-644,246.10

Finding the Fourth Proportional to 1,765,934.10, 2,649,095.55 and 644,246.10

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Solution

The fourth proportional to 1,765,934.10, 2,649,095.55 and 644,246.10 is: 966,440.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,934.10 : 2,649,095.55 = 644,246.10 : x
  2. Step 2: Convert to fraction form
    1,765,934.10/2,649,095.55 = 644,246.10/x
  3. Step 3: Cross multiply
    1,765,934.10x = 2,649,095.55 × 644,246.10
  4. Step 4: Simplify right side
    1,765,934.10x = 1,706,669,476,614.85
  5. Step 5: Solve for x
    x = 1,706,669,476,614.85/1,765,934.10
  6. Step 6: Final answer
    x = 966,440.07

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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.