Home / 1,343,357.22-2,015,823.15-963,868.98

Finding the Fourth Proportional to 1,343,357.22, 2,015,823.15 and 963,868.98

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Solution

The fourth proportional to 1,343,357.22, 2,015,823.15 and 963,868.98 is: 1,446,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,357.22 : 2,015,823.15 = 963,868.98 : x
  2. Step 2: Convert to fraction form
    1,343,357.22/2,015,823.15 = 963,868.98/x
  3. Step 3: Cross multiply
    1,343,357.22x = 2,015,823.15 × 963,868.98
  4. Step 4: Simplify right side
    1,343,357.22x = 1,942,989,403,450.89
  5. Step 5: Solve for x
    x = 1,942,989,403,450.89/1,343,357.22
  6. Step 6: Final answer
    x = 1,446,368.38

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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.