Home / 3,013,713.80-4,520,570.70-769,851.80

Finding the Fourth Proportional to 3,013,713.80, 4,520,570.70 and 769,851.80

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Solution

The fourth proportional to 3,013,713.80, 4,520,570.70 and 769,851.80 is: 1,154,777.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,713.80 : 4,520,570.70 = 769,851.80 : x
  2. Step 2: Convert to fraction form
    3,013,713.80/4,520,570.70 = 769,851.80/x
  3. Step 3: Cross multiply
    3,013,713.80x = 4,520,570.70 × 769,851.80
  4. Step 4: Simplify right side
    3,013,713.80x = 3,480,169,490,422.26
  5. Step 5: Solve for x
    x = 3,480,169,490,422.26/3,013,713.80
  6. Step 6: Final answer
    x = 1,154,777.70

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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.