Home / 3,148,768.80-4,723,736.40-1,018,922.40

Finding the Fourth Proportional to 3,148,768.80, 4,723,736.40 and 1,018,922.40

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Solution

The fourth proportional to 3,148,768.80, 4,723,736.40 and 1,018,922.40 is: 1,528,572.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,768.80 : 4,723,736.40 = 1,018,922.40 : x
  2. Step 2: Convert to fraction form
    3,148,768.80/4,723,736.40 = 1,018,922.40/x
  3. Step 3: Cross multiply
    3,148,768.80x = 4,723,736.40 × 1,018,922.40
  4. Step 4: Simplify right side
    3,148,768.80x = 4,813,120,829,655.36
  5. Step 5: Solve for x
    x = 4,813,120,829,655.36/3,148,768.80
  6. Step 6: Final answer
    x = 1,528,572.32

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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.