Home / 1,363,845.90-2,045,694.64-417,216.62

Finding the Fourth Proportional to 1,363,845.90, 2,045,694.64 and 417,216.62

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Solution

The fourth proportional to 1,363,845.90, 2,045,694.64 and 417,216.62 is: 625,802.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,845.90 : 2,045,694.64 = 417,216.62 : x
  2. Step 2: Convert to fraction form
    1,363,845.90/2,045,694.64 = 417,216.62/x
  3. Step 3: Cross multiply
    1,363,845.90x = 2,045,694.64 × 417,216.62
  4. Step 4: Simplify right side
    1,363,845.90x = 853,497,808,106.39
  5. Step 5: Solve for x
    x = 853,497,808,106.39/1,363,845.90
  6. Step 6: Final answer
    x = 625,802.23

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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.