Home / 1,093,523.10-1,640,284.65-621,131.10

Finding the Fourth Proportional to 1,093,523.10, 1,640,284.65 and 621,131.10

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Solution

The fourth proportional to 1,093,523.10, 1,640,284.65 and 621,131.10 is: 931,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,523.10 : 1,640,284.65 = 621,131.10 : x
  2. Step 2: Convert to fraction form
    1,093,523.10/1,640,284.65 = 621,131.10/x
  3. Step 3: Cross multiply
    1,093,523.10x = 1,640,284.65 × 621,131.10
  4. Step 4: Simplify right side
    1,093,523.10x = 1,018,831,808,967.61
  5. Step 5: Solve for x
    x = 1,018,831,808,967.61/1,093,523.10
  6. Step 6: Final answer
    x = 931,696.65

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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.