Home / 1,817,300.21-2,507,884.14-1,042,869.38

Finding the Fourth Proportional to 1,817,300.21, 2,507,884.14 and 1,042,869.38

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Solution

The fourth proportional to 1,817,300.21, 2,507,884.14 and 1,042,869.38 is: 1,439,165.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,300.21 : 2,507,884.14 = 1,042,869.38 : x
  2. Step 2: Convert to fraction form
    1,817,300.21/2,507,884.14 = 1,042,869.38/x
  3. Step 3: Cross multiply
    1,817,300.21x = 2,507,884.14 × 1,042,869.38
  4. Step 4: Simplify right side
    1,817,300.21x = 2,615,395,565,654.21
  5. Step 5: Solve for x
    x = 2,615,395,565,654.21/1,817,300.21
  6. Step 6: Final answer
    x = 1,439,165.39

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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.