Home / 1,286,938.24-1,775,998.24-706,191.32

Finding the Fourth Proportional to 1,286,938.24, 1,775,998.24 and 706,191.32

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Solution

The fourth proportional to 1,286,938.24, 1,775,998.24 and 706,191.32 is: 974,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,938.24 : 1,775,998.24 = 706,191.32 : x
  2. Step 2: Convert to fraction form
    1,286,938.24/1,775,998.24 = 706,191.32/x
  3. Step 3: Cross multiply
    1,286,938.24x = 1,775,998.24 × 706,191.32
  4. Step 4: Simplify right side
    1,286,938.24x = 1,254,194,541,423.28
  5. Step 5: Solve for x
    x = 1,254,194,541,423.28/1,286,938.24
  6. Step 6: Final answer
    x = 974,556.90

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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.