Home / 4,972,068.76-7,458,081.86-1,377,825.40

Finding the Fourth Proportional to 4,972,068.76, 7,458,081.86 and 1,377,825.40

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Solution

The fourth proportional to 4,972,068.76, 7,458,081.86 and 1,377,825.40 is: 2,066,732.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972,068.76 : 7,458,081.86 = 1,377,825.40 : x
  2. Step 2: Convert to fraction form
    4,972,068.76/7,458,081.86 = 1,377,825.40/x
  3. Step 3: Cross multiply
    4,972,068.76x = 7,458,081.86 × 1,377,825.40
  4. Step 4: Simplify right side
    4,972,068.76x = 10,275,934,621,987.24
  5. Step 5: Solve for x
    x = 10,275,934,621,987.24/4,972,068.76
  6. Step 6: Final answer
    x = 2,066,732.20

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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.