Home / 3,427,323.39-5,135,931.09-1,908,914.67

Finding the Fourth Proportional to 3,427,323.39, 5,135,931.09 and 1,908,914.67

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Solution

The fourth proportional to 3,427,323.39, 5,135,931.09 and 1,908,914.67 is: 2,860,557.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,427,323.39 : 5,135,931.09 = 1,908,914.67 : x
  2. Step 2: Convert to fraction form
    3,427,323.39/5,135,931.09 = 1,908,914.67/x
  3. Step 3: Cross multiply
    3,427,323.39x = 5,135,931.09 × 1,908,914.67
  4. Step 4: Simplify right side
    3,427,323.39x = 9,804,054,201,810.09
  5. Step 5: Solve for x
    x = 9,804,054,201,810.09/3,427,323.39
  6. Step 6: Final answer
    x = 2,860,557.08

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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.