Home / 1,768,873.26-2,440,739.07-1,043,666.22

Finding the Fourth Proportional to 1,768,873.26, 2,440,739.07 and 1,043,666.22

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Solution

The fourth proportional to 1,768,873.26, 2,440,739.07 and 1,043,666.22 is: 1,440,078.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,873.26 : 2,440,739.07 = 1,043,666.22 : x
  2. Step 2: Convert to fraction form
    1,768,873.26/2,440,739.07 = 1,043,666.22/x
  3. Step 3: Cross multiply
    1,768,873.26x = 2,440,739.07 × 1,043,666.22
  4. Step 4: Simplify right side
    1,768,873.26x = 2,547,316,919,193.22
  5. Step 5: Solve for x
    x = 2,547,316,919,193.22/1,768,873.26
  6. Step 6: Final answer
    x = 1,440,078.82

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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.