Home / 1,128,580.73-1,692,515.48-370,245.49

Finding the Fourth Proportional to 1,128,580.73, 1,692,515.48 and 370,245.49

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Solution

The fourth proportional to 1,128,580.73, 1,692,515.48 and 370,245.49 is: 555,251.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,128,580.73 : 1,692,515.48 = 370,245.49 : x
  2. Step 2: Convert to fraction form
    1,128,580.73/1,692,515.48 = 370,245.49/x
  3. Step 3: Cross multiply
    1,128,580.73x = 1,692,515.48 × 370,245.49
  4. Step 4: Simplify right side
    1,128,580.73x = 626,646,223,225.19
  5. Step 5: Solve for x
    x = 626,646,223,225.19/1,128,580.73
  6. Step 6: Final answer
    x = 555,251.57

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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.