Home / 1,963,587-2,945,384.28-543,647.28

Finding the Fourth Proportional to 1,963,587, 2,945,384.28 and 543,647.28

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Solution

The fourth proportional to 1,963,587, 2,945,384.28 and 543,647.28 is: 815,471.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,587 : 2,945,384.28 = 543,647.28 : x
  2. Step 2: Convert to fraction form
    1,963,587/2,945,384.28 = 543,647.28/x
  3. Step 3: Cross multiply
    1,963,587x = 2,945,384.28 × 543,647.28
  4. Step 4: Simplify right side
    1,963,587x = 1,601,250,152,376.76
  5. Step 5: Solve for x
    x = 1,601,250,152,376.76/1,963,587
  6. Step 6: Final answer
    x = 815,471.97

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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.