Home / 3,184,138.80-4,776,838.56-909,682.56

Finding the Fourth Proportional to 3,184,138.80, 4,776,838.56 and 909,682.56

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Solution

The fourth proportional to 3,184,138.80, 4,776,838.56 and 909,682.56 is: 1,364,703.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,138.80 : 4,776,838.56 = 909,682.56 : x
  2. Step 2: Convert to fraction form
    3,184,138.80/4,776,838.56 = 909,682.56/x
  3. Step 3: Cross multiply
    3,184,138.80x = 4,776,838.56 × 909,682.56
  4. Step 4: Simplify right side
    3,184,138.80x = 4,345,406,729,967.51
  5. Step 5: Solve for x
    x = 4,345,406,729,967.51/3,184,138.80
  6. Step 6: Final answer
    x = 1,364,703.93

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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.