Home / 1,868,782.60-2,804,486.10-804,588.40

Finding the Fourth Proportional to 1,868,782.60, 2,804,486.10 and 804,588.40

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Solution

The fourth proportional to 1,868,782.60, 2,804,486.10 and 804,588.40 is: 1,207,447.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,782.60 : 2,804,486.10 = 804,588.40 : x
  2. Step 2: Convert to fraction form
    1,868,782.60/2,804,486.10 = 804,588.40/x
  3. Step 3: Cross multiply
    1,868,782.60x = 2,804,486.10 × 804,588.40
  4. Step 4: Simplify right side
    1,868,782.60x = 2,256,456,984,021.24
  5. Step 5: Solve for x
    x = 2,256,456,984,021.24/1,868,782.60
  6. Step 6: Final answer
    x = 1,207,447.56

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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.