Home / 1,447,719.40-2,172,425.82-606,200.68

Finding the Fourth Proportional to 1,447,719.40, 2,172,425.82 and 606,200.68

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Solution

The fourth proportional to 1,447,719.40, 2,172,425.82 and 606,200.68 is: 909,655.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,719.40 : 2,172,425.82 = 606,200.68 : x
  2. Step 2: Convert to fraction form
    1,447,719.40/2,172,425.82 = 606,200.68/x
  3. Step 3: Cross multiply
    1,447,719.40x = 2,172,425.82 × 606,200.68
  4. Step 4: Simplify right side
    1,447,719.40x = 1,316,926,009,333.56
  5. Step 5: Solve for x
    x = 1,316,926,009,333.56/1,447,719.40
  6. Step 6: Final answer
    x = 909,655.57

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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.