Home / 1,285,010.23-1,773,314.12-712,050.40

Finding the Fourth Proportional to 1,285,010.23, 1,773,314.12 and 712,050.40

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Solution

The fourth proportional to 1,285,010.23, 1,773,314.12 and 712,050.40 is: 982,629.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,285,010.23 : 1,773,314.12 = 712,050.40 : x
  2. Step 2: Convert to fraction form
    1,285,010.23/1,773,314.12 = 712,050.40/x
  3. Step 3: Cross multiply
    1,285,010.23x = 1,773,314.12 × 712,050.40
  4. Step 4: Simplify right side
    1,285,010.23x = 1,262,689,028,471.65
  5. Step 5: Solve for x
    x = 1,262,689,028,471.65/1,285,010.23
  6. Step 6: Final answer
    x = 982,629.55

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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.