Home / 1,440,942.50-1,989,417.74-897,876.11

Finding the Fourth Proportional to 1,440,942.50, 1,989,417.74 and 897,876.11

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Solution

The fourth proportional to 1,440,942.50, 1,989,417.74 and 897,876.11 is: 1,239,640.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,440,942.50 : 1,989,417.74 = 897,876.11 : x
  2. Step 2: Convert to fraction form
    1,440,942.50/1,989,417.74 = 897,876.11/x
  3. Step 3: Cross multiply
    1,440,942.50x = 1,989,417.74 × 897,876.11
  4. Step 4: Simplify right side
    1,440,942.50x = 1,786,250,648,242.07
  5. Step 5: Solve for x
    x = 1,786,250,648,242.07/1,440,942.50
  6. Step 6: Final answer
    x = 1,239,640.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.