Home / 1,223,340.39-1,835,010.59-381,964.23

Finding the Fourth Proportional to 1,223,340.39, 1,835,010.59 and 381,964.23

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Solution

The fourth proportional to 1,223,340.39, 1,835,010.59 and 381,964.23 is: 572,946.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,340.39 : 1,835,010.59 = 381,964.23 : x
  2. Step 2: Convert to fraction form
    1,223,340.39/1,835,010.59 = 381,964.23/x
  3. Step 3: Cross multiply
    1,223,340.39x = 1,835,010.59 × 381,964.23
  4. Step 4: Simplify right side
    1,223,340.39x = 700,908,405,141.38
  5. Step 5: Solve for x
    x = 700,908,405,141.38/1,223,340.39
  6. Step 6: Final answer
    x = 572,946.35

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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.