Home / 2,420,897.80-3,631,825.14-715,070.74

Finding the Fourth Proportional to 2,420,897.80, 3,631,825.14 and 715,070.74

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Solution

The fourth proportional to 2,420,897.80, 3,631,825.14 and 715,070.74 is: 1,072,747.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,897.80 : 3,631,825.14 = 715,070.74 : x
  2. Step 2: Convert to fraction form
    2,420,897.80/3,631,825.14 = 715,070.74/x
  3. Step 3: Cross multiply
    2,420,897.80x = 3,631,825.14 × 715,070.74
  4. Step 4: Simplify right side
    2,420,897.80x = 2,597,011,890,410.40
  5. Step 5: Solve for x
    x = 2,597,011,890,410.40/2,420,897.80
  6. Step 6: Final answer
    x = 1,072,747.43

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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.