Home / 1,301,394.09-1,797,044.63-818,763.69

Finding the Fourth Proportional to 1,301,394.09, 1,797,044.63 and 818,763.69

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Solution

The fourth proportional to 1,301,394.09, 1,797,044.63 and 818,763.69 is: 1,130,599.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,394.09 : 1,797,044.63 = 818,763.69 : x
  2. Step 2: Convert to fraction form
    1,301,394.09/1,797,044.63 = 818,763.69/x
  3. Step 3: Cross multiply
    1,301,394.09x = 1,797,044.63 × 818,763.69
  4. Step 4: Simplify right side
    1,301,394.09x = 1,471,354,888,259.67
  5. Step 5: Solve for x
    x = 1,471,354,888,259.67/1,301,394.09
  6. Step 6: Final answer
    x = 1,130,599.02

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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.