Home / 1,083,376.72-1,625,216.40-452,146

Finding the Fourth Proportional to 1,083,376.72, 1,625,216.40 and 452,146

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Solution

The fourth proportional to 1,083,376.72, 1,625,216.40 and 452,146 is: 678,282.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,376.72 : 1,625,216.40 = 452,146 : x
  2. Step 2: Convert to fraction form
    1,083,376.72/1,625,216.40 = 452,146/x
  3. Step 3: Cross multiply
    1,083,376.72x = 1,625,216.40 × 452,146
  4. Step 4: Simplify right side
    1,083,376.72x = 734,835,094,394.40
  5. Step 5: Solve for x
    x = 734,835,094,394.40/1,083,376.72
  6. Step 6: Final answer
    x = 678,282.15

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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.