Home / 1,538,763.87-2,308,147.61-401,525.24

Finding the Fourth Proportional to 1,538,763.87, 2,308,147.61 and 401,525.24

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Solution

The fourth proportional to 1,538,763.87, 2,308,147.61 and 401,525.24 is: 602,288.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,763.87 : 2,308,147.61 = 401,525.24 : x
  2. Step 2: Convert to fraction form
    1,538,763.87/2,308,147.61 = 401,525.24/x
  3. Step 3: Cross multiply
    1,538,763.87x = 2,308,147.61 × 401,525.24
  4. Step 4: Simplify right side
    1,538,763.87x = 926,779,509,512.31
  5. Step 5: Solve for x
    x = 926,779,509,512.31/1,538,763.87
  6. Step 6: Final answer
    x = 602,288.32

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1.5x scale

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.