Home / 1,680,002.82-2,520,013.34-417,830.44

Finding the Fourth Proportional to 1,680,002.82, 2,520,013.34 and 417,830.44

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Solution

The fourth proportional to 1,680,002.82, 2,520,013.34 and 417,830.44 is: 626,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,002.82 : 2,520,013.34 = 417,830.44 : x
  2. Step 2: Convert to fraction form
    1,680,002.82/2,520,013.34 = 417,830.44/x
  3. Step 3: Cross multiply
    1,680,002.82x = 2,520,013.34 × 417,830.44
  4. Step 4: Simplify right side
    1,680,002.82x = 1,052,938,282,658.07
  5. Step 5: Solve for x
    x = 1,052,938,282,658.07/1,680,002.82
  6. Step 6: Final answer
    x = 626,747.93

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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.