Home / 3,184,140.30-4,776,840.81-909,684.06

Finding the Fourth Proportional to 3,184,140.30, 4,776,840.81 and 909,684.06

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Solution

The fourth proportional to 3,184,140.30, 4,776,840.81 and 909,684.06 is: 1,364,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,184,140.30 : 4,776,840.81 = 909,684.06 : x
  2. Step 2: Convert to fraction form
    3,184,140.30/4,776,840.81 = 909,684.06/x
  3. Step 3: Cross multiply
    3,184,140.30x = 4,776,840.81 × 909,684.06
  4. Step 4: Simplify right side
    3,184,140.30x = 4,345,415,942,014.49
  5. Step 5: Solve for x
    x = 4,345,415,942,014.49/3,184,140.30
  6. Step 6: Final answer
    x = 1,364,706.18

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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.