Home / 1,261,633-1,740,597.06-971,332.84

Finding the Fourth Proportional to 1,261,633, 1,740,597.06 and 971,332.84

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Solution

The fourth proportional to 1,261,633, 1,740,597.06 and 971,332.84 is: 1,340,087.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,633 : 1,740,597.06 = 971,332.84 : x
  2. Step 2: Convert to fraction form
    1,261,633/1,740,597.06 = 971,332.84/x
  3. Step 3: Cross multiply
    1,261,633x = 1,740,597.06 × 971,332.84
  4. Step 4: Simplify right side
    1,261,633x = 1,690,699,085,585.45
  5. Step 5: Solve for x
    x = 1,690,699,085,585.45/1,261,633
  6. Step 6: Final answer
    x = 1,340,087.87

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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.