Home / 3,013,312.95-4,519,969.43-1,330,081.11

Finding the Fourth Proportional to 3,013,312.95, 4,519,969.43 and 1,330,081.11

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Solution

The fourth proportional to 3,013,312.95, 4,519,969.43 and 1,330,081.11 is: 1,995,121.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013,312.95 : 4,519,969.43 = 1,330,081.11 : x
  2. Step 2: Convert to fraction form
    3,013,312.95/4,519,969.43 = 1,330,081.11/x
  3. Step 3: Cross multiply
    3,013,312.95x = 4,519,969.43 × 1,330,081.11
  4. Step 4: Simplify right side
    3,013,312.95x = 6,011,925,949,970.06
  5. Step 5: Solve for x
    x = 6,011,925,949,970.06/3,013,312.95
  6. Step 6: Final answer
    x = 1,995,121.67

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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.