Home / 2,896,782.80-4,345,692.60-1,214,056.40

Finding the Fourth Proportional to 2,896,782.80, 4,345,692.60 and 1,214,056.40

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Solution

The fourth proportional to 2,896,782.80, 4,345,692.60 and 1,214,056.40 is: 1,821,301.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,896,782.80 : 4,345,692.60 = 1,214,056.40 : x
  2. Step 2: Convert to fraction form
    2,896,782.80/4,345,692.60 = 1,214,056.40/x
  3. Step 3: Cross multiply
    2,896,782.80x = 4,345,692.60 × 1,214,056.40
  4. Step 4: Simplify right side
    2,896,782.80x = 5,275,915,913,462.64
  5. Step 5: Solve for x
    x = 5,275,915,913,462.64/2,896,782.80
  6. Step 6: Final answer
    x = 1,821,301.86

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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.