Home / 2,912,759.40-4,368,438.45-1,492,084.20

Finding the Fourth Proportional to 2,912,759.40, 4,368,438.45 and 1,492,084.20

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Solution

The fourth proportional to 2,912,759.40, 4,368,438.45 and 1,492,084.20 is: 2,237,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,759.40 : 4,368,438.45 = 1,492,084.20 : x
  2. Step 2: Convert to fraction form
    2,912,759.40/4,368,438.45 = 1,492,084.20/x
  3. Step 3: Cross multiply
    2,912,759.40x = 4,368,438.45 × 1,492,084.20
  4. Step 4: Simplify right side
    2,912,759.40x = 6,518,077,989,917.49
  5. Step 5: Solve for x
    x = 6,518,077,989,917.49/2,912,759.40
  6. Step 6: Final answer
    x = 2,237,767.39

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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.