Home / 1,557,346.82-2,336,005.47-492,389.06

Finding the Fourth Proportional to 1,557,346.82, 2,336,005.47 and 492,389.06

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Solution

The fourth proportional to 1,557,346.82, 2,336,005.47 and 492,389.06 is: 738,578.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,346.82 : 2,336,005.47 = 492,389.06 : x
  2. Step 2: Convert to fraction form
    1,557,346.82/2,336,005.47 = 492,389.06/x
  3. Step 3: Cross multiply
    1,557,346.82x = 2,336,005.47 × 492,389.06
  4. Step 4: Simplify right side
    1,557,346.82x = 1,150,223,537,528.16
  5. Step 5: Solve for x
    x = 1,150,223,537,528.16/1,557,346.82
  6. Step 6: Final answer
    x = 738,578.92

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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.