Home / 1,443,669.90-2,167,060.05-813,813.90

Finding the Fourth Proportional to 1,443,669.90, 2,167,060.05 and 813,813.90

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Solution

The fourth proportional to 1,443,669.90, 2,167,060.05 and 813,813.90 is: 1,221,597.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,443,669.90 : 2,167,060.05 = 813,813.90 : x
  2. Step 2: Convert to fraction form
    1,443,669.90/2,167,060.05 = 813,813.90/x
  3. Step 3: Cross multiply
    1,443,669.90x = 2,167,060.05 × 813,813.90
  4. Step 4: Simplify right side
    1,443,669.90x = 1,763,583,590,824.69
  5. Step 5: Solve for x
    x = 1,763,583,590,824.69/1,443,669.90
  6. Step 6: Final answer
    x = 1,221,597.53

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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.