Home / 2,618,114.45-3,925,923.47-912,047.90

Finding the Fourth Proportional to 2,618,114.45, 3,925,923.47 and 912,047.90

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Solution

The fourth proportional to 2,618,114.45, 3,925,923.47 and 912,047.90 is: 1,367,637.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,618,114.45 : 3,925,923.47 = 912,047.90 : x
  2. Step 2: Convert to fraction form
    2,618,114.45/3,925,923.47 = 912,047.90/x
  3. Step 3: Cross multiply
    2,618,114.45x = 3,925,923.47 × 912,047.90
  4. Step 4: Simplify right side
    2,618,114.45x = 3,580,630,255,122.72
  5. Step 5: Solve for x
    x = 3,580,630,255,122.72/2,618,114.45
  6. Step 6: Final answer
    x = 1,367,637.02

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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.