Home / 1,585,724.99-2,188,269.38-897,384.05

Finding the Fourth Proportional to 1,585,724.99, 2,188,269.38 and 897,384.05

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Solution

The fourth proportional to 1,585,724.99, 2,188,269.38 and 897,384.05 is: 1,238,372.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,724.99 : 2,188,269.38 = 897,384.05 : x
  2. Step 2: Convert to fraction form
    1,585,724.99/2,188,269.38 = 897,384.05/x
  3. Step 3: Cross multiply
    1,585,724.99x = 2,188,269.38 × 897,384.05
  4. Step 4: Simplify right side
    1,585,724.99x = 1,963,718,038,715.39
  5. Step 5: Solve for x
    x = 1,963,718,038,715.39/1,585,724.99
  6. Step 6: Final answer
    x = 1,238,372.39

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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.