Home / 1,689,875.16-2,533,369.32-624,718.68

Finding the Fourth Proportional to 1,689,875.16, 2,533,369.32 and 624,718.68

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Solution

The fourth proportional to 1,689,875.16, 2,533,369.32 and 624,718.68 is: 936,544.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,689,875.16 : 2,533,369.32 = 624,718.68 : x
  2. Step 2: Convert to fraction form
    1,689,875.16/2,533,369.32 = 624,718.68/x
  3. Step 3: Cross multiply
    1,689,875.16x = 2,533,369.32 × 624,718.68
  4. Step 4: Simplify right side
    1,689,875.16x = 1,582,643,137,542.90
  5. Step 5: Solve for x
    x = 1,582,643,137,542.90/1,689,875.16
  6. Step 6: Final answer
    x = 936,544.41

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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.