Home / 1,010,530.48-1,394,533.92-557,821.84

Finding the Fourth Proportional to 1,010,530.48, 1,394,533.92 and 557,821.84

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Solution

The fourth proportional to 1,010,530.48, 1,394,533.92 and 557,821.84 is: 769,795.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,530.48 : 1,394,533.92 = 557,821.84 : x
  2. Step 2: Convert to fraction form
    1,010,530.48/1,394,533.92 = 557,821.84/x
  3. Step 3: Cross multiply
    1,010,530.48x = 1,394,533.92 × 557,821.84
  4. Step 4: Simplify right side
    1,010,530.48x = 777,901,477,196.81
  5. Step 5: Solve for x
    x = 777,901,477,196.81/1,010,530.48
  6. Step 6: Final answer
    x = 769,795.16

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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.