Home / 1,583,928.40-2,183,706.64-1,258,321.80

Finding the Fourth Proportional to 1,583,928.40, 2,183,706.64 and 1,258,321.80

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Solution

The fourth proportional to 1,583,928.40, 2,183,706.64 and 1,258,321.80 is: 1,734,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,583,928.40 : 2,183,706.64 = 1,258,321.80 : x
  2. Step 2: Convert to fraction form
    1,583,928.40/2,183,706.64 = 1,258,321.80/x
  3. Step 3: Cross multiply
    1,583,928.40x = 2,183,706.64 × 1,258,321.80
  4. Step 4: Simplify right side
    1,583,928.40x = 2,747,805,669,916.75
  5. Step 5: Solve for x
    x = 2,747,805,669,916.75/1,583,928.40
  6. Step 6: Final answer
    x = 1,734,804.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.