Home / 4,914,782.13-6,782,430.78-2,739,463.19

Finding the Fourth Proportional to 4,914,782.13, 6,782,430.78 and 2,739,463.19

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Solution

The fourth proportional to 4,914,782.13, 6,782,430.78 and 2,739,463.19 is: 3,780,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,782.13 : 6,782,430.78 = 2,739,463.19 : x
  2. Step 2: Convert to fraction form
    4,914,782.13/6,782,430.78 = 2,739,463.19/x
  3. Step 3: Cross multiply
    4,914,782.13x = 6,782,430.78 × 2,739,463.19
  4. Step 4: Simplify right side
    4,914,782.13x = 18,580,219,426,620.84
  5. Step 5: Solve for x
    x = 18,580,219,426,620.84/4,914,782.13
  6. Step 6: Final answer
    x = 3,780,476.72

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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.