Home / 1,010,739.40-1,394,942.69-575,262.63

Finding the Fourth Proportional to 1,010,739.40, 1,394,942.69 and 575,262.63

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Solution

The fourth proportional to 1,010,739.40, 1,394,942.69 and 575,262.63 is: 793,932.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,739.40 : 1,394,942.69 = 575,262.63 : x
  2. Step 2: Convert to fraction form
    1,010,739.40/1,394,942.69 = 575,262.63/x
  3. Step 3: Cross multiply
    1,010,739.40x = 1,394,942.69 × 575,262.63
  4. Step 4: Simplify right side
    1,010,739.40x = 802,458,401,986.83
  5. Step 5: Solve for x
    x = 802,458,401,986.83/1,010,739.40
  6. Step 6: Final answer
    x = 793,932.05

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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.