Home / 1,636,286.40-2,454,567.84-514,676.16

Finding the Fourth Proportional to 1,636,286.40, 2,454,567.84 and 514,676.16

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Solution

The fourth proportional to 1,636,286.40, 2,454,567.84 and 514,676.16 is: 772,057.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636,286.40 : 2,454,567.84 = 514,676.16 : x
  2. Step 2: Convert to fraction form
    1,636,286.40/2,454,567.84 = 514,676.16/x
  3. Step 3: Cross multiply
    1,636,286.40x = 2,454,567.84 × 514,676.16
  4. Step 4: Simplify right side
    1,636,286.40x = 1,263,307,550,350.69
  5. Step 5: Solve for x
    x = 1,263,307,550,350.69/1,636,286.40
  6. Step 6: Final answer
    x = 772,057.72

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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.