Home / 1,447,313.54-1,995,985.74-903,499.80

Finding the Fourth Proportional to 1,447,313.54, 1,995,985.74 and 903,499.80

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Solution

The fourth proportional to 1,447,313.54, 1,995,985.74 and 903,499.80 is: 1,246,013.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,313.54 : 1,995,985.74 = 903,499.80 : x
  2. Step 2: Convert to fraction form
    1,447,313.54/1,995,985.74 = 903,499.80/x
  3. Step 3: Cross multiply
    1,447,313.54x = 1,995,985.74 × 903,499.80
  4. Step 4: Simplify right side
    1,447,313.54x = 1,803,372,716,892.85
  5. Step 5: Solve for x
    x = 1,803,372,716,892.85/1,447,313.54
  6. Step 6: Final answer
    x = 1,246,013.85

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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.