Home / 1,646,508.90-2,468,343.96-636,339.54

Finding the Fourth Proportional to 1,646,508.90, 2,468,343.96 and 636,339.54

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Solution

The fourth proportional to 1,646,508.90, 2,468,343.96 and 636,339.54 is: 953,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,508.90 : 2,468,343.96 = 636,339.54 : x
  2. Step 2: Convert to fraction form
    1,646,508.90/2,468,343.96 = 636,339.54/x
  3. Step 3: Cross multiply
    1,646,508.90x = 2,468,343.96 × 636,339.54
  4. Step 4: Simplify right side
    1,646,508.90x = 1,570,704,860,068.18
  5. Step 5: Solve for x
    x = 1,570,704,860,068.18/1,646,508.90
  6. Step 6: Final answer
    x = 953,960.75

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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.