Home / 1,108,263.80-1,662,395.70-634,559.60

Finding the Fourth Proportional to 1,108,263.80, 1,662,395.70 and 634,559.60

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Solution

The fourth proportional to 1,108,263.80, 1,662,395.70 and 634,559.60 is: 951,839.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,263.80 : 1,662,395.70 = 634,559.60 : x
  2. Step 2: Convert to fraction form
    1,108,263.80/1,662,395.70 = 634,559.60/x
  3. Step 3: Cross multiply
    1,108,263.80x = 1,662,395.70 × 634,559.60
  4. Step 4: Simplify right side
    1,108,263.80x = 1,054,889,150,433.72
  5. Step 5: Solve for x
    x = 1,054,889,150,433.72/1,108,263.80
  6. Step 6: Final answer
    x = 951,839.40

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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.