Home / 1,616,140.06-2,230,255.28-927,828.38

Finding the Fourth Proportional to 1,616,140.06, 2,230,255.28 and 927,828.38

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Solution

The fourth proportional to 1,616,140.06, 2,230,255.28 and 927,828.38 is: 1,280,392.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,140.06 : 2,230,255.28 = 927,828.38 : x
  2. Step 2: Convert to fraction form
    1,616,140.06/2,230,255.28 = 927,828.38/x
  3. Step 3: Cross multiply
    1,616,140.06x = 2,230,255.28 × 927,828.38
  4. Step 4: Simplify right side
    1,616,140.06x = 2,069,294,143,428.85
  5. Step 5: Solve for x
    x = 2,069,294,143,428.85/1,616,140.06
  6. Step 6: Final answer
    x = 1,280,392.83

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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.