Home / 3,091,132.40-4,636,698.60-1,957,391.60

Finding the Fourth Proportional to 3,091,132.40, 4,636,698.60 and 1,957,391.60

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Solution

The fourth proportional to 3,091,132.40, 4,636,698.60 and 1,957,391.60 is: 2,936,087.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,091,132.40 : 4,636,698.60 = 1,957,391.60 : x
  2. Step 2: Convert to fraction form
    3,091,132.40/4,636,698.60 = 1,957,391.60/x
  3. Step 3: Cross multiply
    3,091,132.40x = 4,636,698.60 × 1,957,391.60
  4. Step 4: Simplify right side
    3,091,132.40x = 9,075,834,891,371.76
  5. Step 5: Solve for x
    x = 9,075,834,891,371.76/3,091,132.40
  6. Step 6: Final answer
    x = 2,936,087.40

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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.