Home / 1,264,597.05-1,745,100.62-720,907.93

Finding the Fourth Proportional to 1,264,597.05, 1,745,100.62 and 720,907.93

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Solution

The fourth proportional to 1,264,597.05, 1,745,100.62 and 720,907.93 is: 994,828.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,264,597.05 : 1,745,100.62 = 720,907.93 : x
  2. Step 2: Convert to fraction form
    1,264,597.05/1,745,100.62 = 720,907.93/x
  3. Step 3: Cross multiply
    1,264,597.05x = 1,745,100.62 × 720,907.93
  4. Step 4: Simplify right side
    1,264,597.05x = 1,258,056,866,880.41
  5. Step 5: Solve for x
    x = 1,258,056,866,880.41/1,264,597.05
  6. Step 6: Final answer
    x = 994,828.25

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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.