Home / 1,038,244-1,431,478.56-866,409.52

Finding the Fourth Proportional to 1,038,244, 1,431,478.56 and 866,409.52

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Solution

The fourth proportional to 1,038,244, 1,431,478.56 and 866,409.52 is: 1,194,561.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,244 : 1,431,478.56 = 866,409.52 : x
  2. Step 2: Convert to fraction form
    1,038,244/1,431,478.56 = 866,409.52/x
  3. Step 3: Cross multiply
    1,038,244x = 1,431,478.56 × 866,409.52
  4. Step 4: Simplify right side
    1,038,244x = 1,240,246,652,059.89
  5. Step 5: Solve for x
    x = 1,240,246,652,059.89/1,038,244
  6. Step 6: Final answer
    x = 1,194,561.83

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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.