Home / 1,790,446.32-2,686,146.84-653,313.24

Finding the Fourth Proportional to 1,790,446.32, 2,686,146.84 and 653,313.24

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Solution

The fourth proportional to 1,790,446.32, 2,686,146.84 and 653,313.24 is: 980,144.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,446.32 : 2,686,146.84 = 653,313.24 : x
  2. Step 2: Convert to fraction form
    1,790,446.32/2,686,146.84 = 653,313.24/x
  3. Step 3: Cross multiply
    1,790,446.32x = 2,686,146.84 × 653,313.24
  4. Step 4: Simplify right side
    1,790,446.32x = 1,754,895,295,156.16
  5. Step 5: Solve for x
    x = 1,754,895,295,156.16/1,790,446.32
  6. Step 6: Final answer
    x = 980,144.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.