Home / 1,497,376.25-2,066,379.17-809,048.31

Finding the Fourth Proportional to 1,497,376.25, 2,066,379.17 and 809,048.31

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Solution

The fourth proportional to 1,497,376.25, 2,066,379.17 and 809,048.31 is: 1,116,486.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,376.25 : 2,066,379.17 = 809,048.31 : x
  2. Step 2: Convert to fraction form
    1,497,376.25/2,066,379.17 = 809,048.31/x
  3. Step 3: Cross multiply
    1,497,376.25x = 2,066,379.17 × 809,048.31
  4. Step 4: Simplify right side
    1,497,376.25x = 1,671,800,575,307.70
  5. Step 5: Solve for x
    x = 1,671,800,575,307.70/1,497,376.25
  6. Step 6: Final answer
    x = 1,116,486.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.