Home / 1,037,619.10-1,556,428.65-636,960.70

Finding the Fourth Proportional to 1,037,619.10, 1,556,428.65 and 636,960.70

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Solution

The fourth proportional to 1,037,619.10, 1,556,428.65 and 636,960.70 is: 955,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,619.10 : 1,556,428.65 = 636,960.70 : x
  2. Step 2: Convert to fraction form
    1,037,619.10/1,556,428.65 = 636,960.70/x
  3. Step 3: Cross multiply
    1,037,619.10x = 1,556,428.65 × 636,960.70
  4. Step 4: Simplify right side
    1,037,619.10x = 991,383,882,404.06
  5. Step 5: Solve for x
    x = 991,383,882,404.06/1,037,619.10
  6. Step 6: Final answer
    x = 955,441.05

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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.