Home / 6,513,874.40-9,770,894.73-1,721,522.25

Finding the Fourth Proportional to 6,513,874.40, 9,770,894.73 and 1,721,522.25

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Solution

The fourth proportional to 6,513,874.40, 9,770,894.73 and 1,721,522.25 is: 2,582,305.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,513,874.40 : 9,770,894.73 = 1,721,522.25 : x
  2. Step 2: Convert to fraction form
    6,513,874.40/9,770,894.73 = 1,721,522.25/x
  3. Step 3: Cross multiply
    6,513,874.40x = 9,770,894.73 × 1,721,522.25
  4. Step 4: Simplify right side
    6,513,874.40x = 16,820,812,680,102.74
  5. Step 5: Solve for x
    x = 16,820,812,680,102.74/6,513,874.40
  6. Step 6: Final answer
    x = 2,582,305.34

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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.