Home / 2,983,928.68-4,475,888.92-1,385,617.76

Finding the Fourth Proportional to 2,983,928.68, 4,475,888.92 and 1,385,617.76

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Solution

The fourth proportional to 2,983,928.68, 4,475,888.92 and 1,385,617.76 is: 2,078,424.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,928.68 : 4,475,888.92 = 1,385,617.76 : x
  2. Step 2: Convert to fraction form
    2,983,928.68/4,475,888.92 = 1,385,617.76/x
  3. Step 3: Cross multiply
    2,983,928.68x = 4,475,888.92 × 1,385,617.76
  4. Step 4: Simplify right side
    2,983,928.68x = 6,201,871,179,339.22
  5. Step 5: Solve for x
    x = 6,201,871,179,339.22/2,983,928.68
  6. Step 6: Final answer
    x = 2,078,424.74

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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.