Home / 1,345,718.76-1,857,068.60-733,876.35

Finding the Fourth Proportional to 1,345,718.76, 1,857,068.60 and 733,876.35

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Solution

The fourth proportional to 1,345,718.76, 1,857,068.60 and 733,876.35 is: 1,012,736.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,718.76 : 1,857,068.60 = 733,876.35 : x
  2. Step 2: Convert to fraction form
    1,345,718.76/1,857,068.60 = 733,876.35/x
  3. Step 3: Cross multiply
    1,345,718.76x = 1,857,068.60 × 733,876.35
  4. Step 4: Simplify right side
    1,345,718.76x = 1,362,858,725,867.61
  5. Step 5: Solve for x
    x = 1,362,858,725,867.61/1,345,718.76
  6. Step 6: Final answer
    x = 1,012,736.66

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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.