Home / 1,509,176.51-2,081,976.62-896,981.39

Finding the Fourth Proportional to 1,509,176.51, 2,081,976.62 and 896,981.39

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Solution

The fourth proportional to 1,509,176.51, 2,081,976.62 and 896,981.39 is: 1,237,426.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,176.51 : 2,081,976.62 = 896,981.39 : x
  2. Step 2: Convert to fraction form
    1,509,176.51/2,081,976.62 = 896,981.39/x
  3. Step 3: Cross multiply
    1,509,176.51x = 2,081,976.62 × 896,981.39
  4. Step 4: Simplify right side
    1,509,176.51x = 1,867,494,267,660.31
  5. Step 5: Solve for x
    x = 1,867,494,267,660.31/1,509,176.51
  6. Step 6: Final answer
    x = 1,237,426.01

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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.