Home / 1,310,570.79-1,965,990.33-501,634.86

Finding the Fourth Proportional to 1,310,570.79, 1,965,990.33 and 501,634.86

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Solution

The fourth proportional to 1,310,570.79, 1,965,990.33 and 501,634.86 is: 752,503.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,570.79 : 1,965,990.33 = 501,634.86 : x
  2. Step 2: Convert to fraction form
    1,310,570.79/1,965,990.33 = 501,634.86/x
  3. Step 3: Cross multiply
    1,310,570.79x = 1,965,990.33 × 501,634.86
  4. Step 4: Simplify right side
    1,310,570.79x = 986,209,283,950.90
  5. Step 5: Solve for x
    x = 986,209,283,950.90/1,310,570.79
  6. Step 6: Final answer
    x = 752,503.64

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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.