Home / 1,781,943.57-2,673,182.07-644,971.80

Finding the Fourth Proportional to 1,781,943.57, 2,673,182.07 and 644,971.80

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Solution

The fourth proportional to 1,781,943.57, 2,673,182.07 and 644,971.80 is: 967,554.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,943.57 : 2,673,182.07 = 644,971.80 : x
  2. Step 2: Convert to fraction form
    1,781,943.57/2,673,182.07 = 644,971.80/x
  3. Step 3: Cross multiply
    1,781,943.57x = 2,673,182.07 × 644,971.80
  4. Step 4: Simplify right side
    1,781,943.57x = 1,724,127,051,415.63
  5. Step 5: Solve for x
    x = 1,724,127,051,415.63/1,781,943.57
  6. Step 6: Final answer
    x = 967,554.24

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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.