Home / 1,629,545.32-2,444,411.34-431,436.45

Finding the Fourth Proportional to 1,629,545.32, 2,444,411.34 and 431,436.45

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Solution

The fourth proportional to 1,629,545.32, 2,444,411.34 and 431,436.45 is: 647,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,545.32 : 2,444,411.34 = 431,436.45 : x
  2. Step 2: Convert to fraction form
    1,629,545.32/2,444,411.34 = 431,436.45/x
  3. Step 3: Cross multiply
    1,629,545.32x = 2,444,411.34 × 431,436.45
  4. Step 4: Simplify right side
    1,629,545.32x = 1,054,608,160,035.89
  5. Step 5: Solve for x
    x = 1,054,608,160,035.89/1,629,545.32
  6. Step 6: Final answer
    x = 647,179.40

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1.5x scale

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.