Home / 1,093,764.40-1,640,427.90-525,144.40

Finding the Fourth Proportional to 1,093,764.40, 1,640,427.90 and 525,144.40

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Solution

The fourth proportional to 1,093,764.40, 1,640,427.90 and 525,144.40 is: 787,611.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,764.40 : 1,640,427.90 = 525,144.40 : x
  2. Step 2: Convert to fraction form
    1,093,764.40/1,640,427.90 = 525,144.40/x
  3. Step 3: Cross multiply
    1,093,764.40x = 1,640,427.90 × 525,144.40
  4. Step 4: Simplify right side
    1,093,764.40x = 861,461,525,288.76
  5. Step 5: Solve for x
    x = 861,461,525,288.76/1,093,764.40
  6. Step 6: Final answer
    x = 787,611.60

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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.