Home / 1,263,482.61-1,743,606.18-690,522.63

Finding the Fourth Proportional to 1,263,482.61, 1,743,606.18 and 690,522.63

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Solution

The fourth proportional to 1,263,482.61, 1,743,606.18 and 690,522.63 is: 952,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263,482.61 : 1,743,606.18 = 690,522.63 : x
  2. Step 2: Convert to fraction form
    1,263,482.61/1,743,606.18 = 690,522.63/x
  3. Step 3: Cross multiply
    1,263,482.61x = 1,743,606.18 × 690,522.63
  4. Step 4: Simplify right side
    1,263,482.61x = 1,203,999,525,097.85
  5. Step 5: Solve for x
    x = 1,203,999,525,097.85/1,263,482.61
  6. Step 6: Final answer
    x = 952,921.33

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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.