Home / 790,775.60-1,186,163.40-752,068.40

Finding the Fourth Proportional to 790,775.60, 1,186,163.40 and 752,068.40

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Solution

The fourth proportional to 790,775.60, 1,186,163.40 and 752,068.40 is: 1,128,102.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,775.60 : 1,186,163.40 = 752,068.40 : x
  2. Step 2: Convert to fraction form
    790,775.60/1,186,163.40 = 752,068.40/x
  3. Step 3: Cross multiply
    790,775.60x = 1,186,163.40 × 752,068.40
  4. Step 4: Simplify right side
    790,775.60x = 892,076,010,376.56
  5. Step 5: Solve for x
    x = 892,076,010,376.56/790,775.60
  6. Step 6: Final answer
    x = 1,128,102.60

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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.