Home / 3,020,971.45-4,531,334.28-746,438.57

Finding the Fourth Proportional to 3,020,971.45, 4,531,334.28 and 746,438.57

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Solution

The fourth proportional to 3,020,971.45, 4,531,334.28 and 746,438.57 is: 1,119,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,971.45 : 4,531,334.28 = 746,438.57 : x
  2. Step 2: Convert to fraction form
    3,020,971.45/4,531,334.28 = 746,438.57/x
  3. Step 3: Cross multiply
    3,020,971.45x = 4,531,334.28 × 746,438.57
  4. Step 4: Simplify right side
    3,020,971.45x = 3,382,362,680,155.18
  5. Step 5: Solve for x
    x = 3,382,362,680,155.18/3,020,971.45
  6. Step 6: Final answer
    x = 1,119,627.49

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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.