Home / 1,790,451.08-2,686,153.96-653,318

Finding the Fourth Proportional to 1,790,451.08, 2,686,153.96 and 653,318

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Solution

The fourth proportional to 1,790,451.08, 2,686,153.96 and 653,318 is: 980,151.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,451.08 : 2,686,153.96 = 653,318 : x
  2. Step 2: Convert to fraction form
    1,790,451.08/2,686,153.96 = 653,318/x
  3. Step 3: Cross multiply
    1,790,451.08x = 2,686,153.96 × 653,318
  4. Step 4: Simplify right side
    1,790,451.08x = 1,754,912,732,839.28
  5. Step 5: Solve for x
    x = 1,754,912,732,839.28/1,790,451.08
  6. Step 6: Final answer
    x = 980,151.18

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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.