Home / 4,928,830.40-7,378,730.40-3,672,228.80

Finding the Fourth Proportional to 4,928,830.40, 7,378,730.40 and 3,672,228.80

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Solution

The fourth proportional to 4,928,830.40, 7,378,730.40 and 3,672,228.80 is: 5,497,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928,830.40 : 7,378,730.40 = 3,672,228.80 : x
  2. Step 2: Convert to fraction form
    4,928,830.40/7,378,730.40 = 3,672,228.80/x
  3. Step 3: Cross multiply
    4,928,830.40x = 7,378,730.40 × 3,672,228.80
  4. Step 4: Simplify right side
    4,928,830.40x = 27,096,386,282,315.52
  5. Step 5: Solve for x
    x = 27,096,386,282,315.52/4,928,830.40
  6. Step 6: Final answer
    x = 5,497,528.64

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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.