Home / 1,525,979.36-2,105,860.24-953,352.16

Finding the Fourth Proportional to 1,525,979.36, 2,105,860.24 and 953,352.16

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Solution

The fourth proportional to 1,525,979.36, 2,105,860.24 and 953,352.16 is: 1,315,631.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,979.36 : 2,105,860.24 = 953,352.16 : x
  2. Step 2: Convert to fraction form
    1,525,979.36/2,105,860.24 = 953,352.16/x
  3. Step 3: Cross multiply
    1,525,979.36x = 2,105,860.24 × 953,352.16
  4. Step 4: Simplify right side
    1,525,979.36x = 2,007,626,408,462.12
  5. Step 5: Solve for x
    x = 2,007,626,408,462.12/1,525,979.36
  6. Step 6: Final answer
    x = 1,315,631.43

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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.