Home / 1,230,597.72-1,697,751.36-770,912.28

Finding the Fourth Proportional to 1,230,597.72, 1,697,751.36 and 770,912.28

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Solution

The fourth proportional to 1,230,597.72, 1,697,751.36 and 770,912.28 is: 1,063,562.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,597.72 : 1,697,751.36 = 770,912.28 : x
  2. Step 2: Convert to fraction form
    1,230,597.72/1,697,751.36 = 770,912.28/x
  3. Step 3: Cross multiply
    1,230,597.72x = 1,697,751.36 × 770,912.28
  4. Step 4: Simplify right side
    1,230,597.72x = 1,308,817,371,810.70
  5. Step 5: Solve for x
    x = 1,308,817,371,810.70/1,230,597.72
  6. Step 6: Final answer
    x = 1,063,562.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.