Home / 2,912,376.09-4,370,532.45-1,019,133.93

Finding the Fourth Proportional to 2,912,376.09, 4,370,532.45 and 1,019,133.93

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Solution

The fourth proportional to 2,912,376.09, 4,370,532.45 and 1,019,133.93 is: 1,529,389.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,376.09 : 4,370,532.45 = 1,019,133.93 : x
  2. Step 2: Convert to fraction form
    2,912,376.09/4,370,532.45 = 1,019,133.93/x
  3. Step 3: Cross multiply
    2,912,376.09x = 4,370,532.45 × 1,019,133.93
  4. Step 4: Simplify right side
    2,912,376.09x = 4,454,157,911,961.03
  5. Step 5: Solve for x
    x = 4,454,157,911,961.03/2,912,376.09
  6. Step 6: Final answer
    x = 1,529,389.67

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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.