Home / 1,538,763.77-2,308,147.47-401,525.13

Finding the Fourth Proportional to 1,538,763.77, 2,308,147.47 and 401,525.13

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Solution

The fourth proportional to 1,538,763.77, 2,308,147.47 and 401,525.13 is: 602,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,763.77 : 2,308,147.47 = 401,525.13 : x
  2. Step 2: Convert to fraction form
    1,538,763.77/2,308,147.47 = 401,525.13/x
  3. Step 3: Cross multiply
    1,538,763.77x = 2,308,147.47 × 401,525.13
  4. Step 4: Simplify right side
    1,538,763.77x = 926,779,221,606.47
  5. Step 5: Solve for x
    x = 926,779,221,606.47/1,538,763.77
  6. Step 6: Final answer
    x = 602,288.18

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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.