Home / 1,567,408.65-2,163,047.19-914,016.54

Finding the Fourth Proportional to 1,567,408.65, 2,163,047.19 and 914,016.54

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Solution

The fourth proportional to 1,567,408.65, 2,163,047.19 and 914,016.54 is: 1,261,356.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,408.65 : 2,163,047.19 = 914,016.54 : x
  2. Step 2: Convert to fraction form
    1,567,408.65/2,163,047.19 = 914,016.54/x
  3. Step 3: Cross multiply
    1,567,408.65x = 2,163,047.19 × 914,016.54
  4. Step 4: Simplify right side
    1,567,408.65x = 1,977,060,908,460.52
  5. Step 5: Solve for x
    x = 1,977,060,908,460.52/1,567,408.65
  6. Step 6: Final answer
    x = 1,261,356.38

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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.