Home / 1,538,763.12-2,308,146.48-401,524.49

Finding the Fourth Proportional to 1,538,763.12, 2,308,146.48 and 401,524.49

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Solution

The fourth proportional to 1,538,763.12, 2,308,146.48 and 401,524.49 is: 602,287.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,763.12 : 2,308,146.48 = 401,524.49 : x
  2. Step 2: Convert to fraction form
    1,538,763.12/2,308,146.48 = 401,524.49/x
  3. Step 3: Cross multiply
    1,538,763.12x = 2,308,146.48 × 401,524.49
  4. Step 4: Simplify right side
    1,538,763.12x = 926,777,326,686.56
  5. Step 5: Solve for x
    x = 926,777,326,686.56/1,538,763.12
  6. Step 6: Final answer
    x = 602,287.20

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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.