Home / 1,928,010.03-2,892,340.19-648,313.31

Finding the Fourth Proportional to 1,928,010.03, 2,892,340.19 and 648,313.31

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Solution

The fourth proportional to 1,928,010.03, 2,892,340.19 and 648,313.31 is: 972,579.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,928,010.03 : 2,892,340.19 = 648,313.31 : x
  2. Step 2: Convert to fraction form
    1,928,010.03/2,892,340.19 = 648,313.31/x
  3. Step 3: Cross multiply
    1,928,010.03x = 2,892,340.19 × 648,313.31
  4. Step 4: Simplify right side
    1,928,010.03x = 1,875,142,624,521.66
  5. Step 5: Solve for x
    x = 1,875,142,624,521.66/1,928,010.03
  6. Step 6: Final answer
    x = 972,579.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.