Home / 4,912,225.67-6,778,712.51-2,819,412.62

Finding the Fourth Proportional to 4,912,225.67, 6,778,712.51 and 2,819,412.62

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Solution

The fourth proportional to 4,912,225.67, 6,778,712.51 and 2,819,412.62 is: 3,890,698.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912,225.67 : 6,778,712.51 = 2,819,412.62 : x
  2. Step 2: Convert to fraction form
    4,912,225.67/6,778,712.51 = 2,819,412.62/x
  3. Step 3: Cross multiply
    4,912,225.67x = 6,778,712.51 × 2,819,412.62
  4. Step 4: Simplify right side
    4,912,225.67x = 19,111,987,550,055.25
  5. Step 5: Solve for x
    x = 19,111,987,550,055.25/4,912,225.67
  6. Step 6: Final answer
    x = 3,890,698.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.