Home / 1,223,362.08-1,832,972.40-749,057.04

Finding the Fourth Proportional to 1,223,362.08, 1,832,972.40 and 749,057.04

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Solution

The fourth proportional to 1,223,362.08, 1,832,972.40 and 749,057.04 is: 1,122,317.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,362.08 : 1,832,972.40 = 749,057.04 : x
  2. Step 2: Convert to fraction form
    1,223,362.08/1,832,972.40 = 749,057.04/x
  3. Step 3: Cross multiply
    1,223,362.08x = 1,832,972.40 × 749,057.04
  4. Step 4: Simplify right side
    1,223,362.08x = 1,373,000,880,345.70
  5. Step 5: Solve for x
    x = 1,373,000,880,345.70/1,223,362.08
  6. Step 6: Final answer
    x = 1,122,317.67

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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.