Home / 1,701,629.70-2,553,428.70-636,779.40

Finding the Fourth Proportional to 1,701,629.70, 2,553,428.70 and 636,779.40

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Solution

The fourth proportional to 1,701,629.70, 2,553,428.70 and 636,779.40 is: 955,537.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,701,629.70 : 2,553,428.70 = 636,779.40 : x
  2. Step 2: Convert to fraction form
    1,701,629.70/2,553,428.70 = 636,779.40/x
  3. Step 3: Cross multiply
    1,701,629.70x = 2,553,428.70 × 636,779.40
  4. Step 4: Simplify right side
    1,701,629.70x = 1,625,970,795,528.78
  5. Step 5: Solve for x
    x = 1,625,970,795,528.78/1,701,629.70
  6. Step 6: Final answer
    x = 955,537.39

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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.