Home / 2,912,559.60-4,368,839.40-2,789,698.80

Finding the Fourth Proportional to 2,912,559.60, 4,368,839.40 and 2,789,698.80

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Solution

The fourth proportional to 2,912,559.60, 4,368,839.40 and 2,789,698.80 is: 4,184,548.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,559.60 : 4,368,839.40 = 2,789,698.80 : x
  2. Step 2: Convert to fraction form
    2,912,559.60/4,368,839.40 = 2,789,698.80/x
  3. Step 3: Cross multiply
    2,912,559.60x = 4,368,839.40 × 2,789,698.80
  4. Step 4: Simplify right side
    2,912,559.60x = 12,187,746,031,572.72
  5. Step 5: Solve for x
    x = 12,187,746,031,572.72/2,912,559.60
  6. Step 6: Final answer
    x = 4,184,548.20

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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.