Home / 4,914,665.07-6,782,269.37-2,739,346.40

Finding the Fourth Proportional to 4,914,665.07, 6,782,269.37 and 2,739,346.40

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Solution

The fourth proportional to 4,914,665.07, 6,782,269.37 and 2,739,346.40 is: 3,780,315.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,914,665.07 : 6,782,269.37 = 2,739,346.40 : x
  2. Step 2: Convert to fraction form
    4,914,665.07/6,782,269.37 = 2,739,346.40/x
  3. Step 3: Cross multiply
    4,914,665.07x = 6,782,269.37 × 2,739,346.40
  4. Step 4: Simplify right side
    4,914,665.07x = 18,578,985,134,931.69
  5. Step 5: Solve for x
    x = 18,578,985,134,931.69/4,914,665.07
  6. Step 6: Final answer
    x = 3,780,315.62

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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.