Home / 1,447,396.52-1,996,099.67-903,582.36

Finding the Fourth Proportional to 1,447,396.52, 1,996,099.67 and 903,582.36

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Solution

The fourth proportional to 1,447,396.52, 1,996,099.67 and 903,582.36 is: 1,246,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,396.52 : 1,996,099.67 = 903,582.36 : x
  2. Step 2: Convert to fraction form
    1,447,396.52/1,996,099.67 = 903,582.36/x
  3. Step 3: Cross multiply
    1,447,396.52x = 1,996,099.67 × 903,582.36
  4. Step 4: Simplify right side
    1,447,396.52x = 1,803,640,452,872.78
  5. Step 5: Solve for x
    x = 1,803,640,452,872.78/1,447,396.52
  6. Step 6: Final answer
    x = 1,246,127.40

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Why These Related Problems?

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