Home / 1,009,923.19-1,393,694.00-557,214.19

Finding the Fourth Proportional to 1,009,923.19, 1,393,694.00 and 557,214.19

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Solution

The fourth proportional to 1,009,923.19, 1,393,694.00 and 557,214.19 is: 768,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,923.19 : 1,393,694.00 = 557,214.19 : x
  2. Step 2: Convert to fraction form
    1,009,923.19/1,393,694.00 = 557,214.19/x
  3. Step 3: Cross multiply
    1,009,923.19x = 1,393,694.00 × 557,214.19
  4. Step 4: Simplify right side
    1,009,923.19x = 776,586,069,137.11
  5. Step 5: Solve for x
    x = 776,586,069,137.11/1,009,923.19
  6. Step 6: Final answer
    x = 768,955.58

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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.