Home / 1,616,138.06-2,230,252.52-927,826.38

Finding the Fourth Proportional to 1,616,138.06, 2,230,252.52 and 927,826.38

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Solution

The fourth proportional to 1,616,138.06, 2,230,252.52 and 927,826.38 is: 1,280,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,138.06 : 2,230,252.52 = 927,826.38 : x
  2. Step 2: Convert to fraction form
    1,616,138.06/2,230,252.52 = 927,826.38/x
  3. Step 3: Cross multiply
    1,616,138.06x = 2,230,252.52 × 927,826.38
  4. Step 4: Simplify right side
    1,616,138.06x = 2,069,287,117,478.35
  5. Step 5: Solve for x
    x = 2,069,287,117,478.35/1,616,138.06
  6. Step 6: Final answer
    x = 1,280,390.07

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1.5x scale

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.