Home / 1,259,862.36-1,888,456.73-619,262.72

Finding the Fourth Proportional to 1,259,862.36, 1,888,456.73 and 619,262.72

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Solution

The fourth proportional to 1,259,862.36, 1,888,456.73 and 619,262.72 is: 928,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,862.36 : 1,888,456.73 = 619,262.72 : x
  2. Step 2: Convert to fraction form
    1,259,862.36/1,888,456.73 = 619,262.72/x
  3. Step 3: Cross multiply
    1,259,862.36x = 1,888,456.73 × 619,262.72
  4. Step 4: Simplify right side
    1,259,862.36x = 1,169,450,849,248.57
  5. Step 5: Solve for x
    x = 1,169,450,849,248.57/1,259,862.36
  6. Step 6: Final answer
    x = 928,237.00

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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.