Home / 4,920,376.69-7,380,066.68-1,326,506.93

Finding the Fourth Proportional to 4,920,376.69, 7,380,066.68 and 1,326,506.93

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Solution

The fourth proportional to 4,920,376.69, 7,380,066.68 and 1,326,506.93 is: 1,989,626.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,376.69 : 7,380,066.68 = 1,326,506.93 : x
  2. Step 2: Convert to fraction form
    4,920,376.69/7,380,066.68 = 1,326,506.93/x
  3. Step 3: Cross multiply
    4,920,376.69x = 7,380,066.68 × 1,326,506.93
  4. Step 4: Simplify right side
    4,920,376.69x = 9,789,709,594,882.09
  5. Step 5: Solve for x
    x = 9,789,709,594,882.09/4,920,376.69
  6. Step 6: Final answer
    x = 1,989,626.04

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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.