Home / 1,410,045.95-1,945,865.82-806,433.95

Finding the Fourth Proportional to 1,410,045.95, 1,945,865.82 and 806,433.95

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Solution

The fourth proportional to 1,410,045.95, 1,945,865.82 and 806,433.95 is: 1,112,880.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410,045.95 : 1,945,865.82 = 806,433.95 : x
  2. Step 2: Convert to fraction form
    1,410,045.95/1,945,865.82 = 806,433.95/x
  3. Step 3: Cross multiply
    1,410,045.95x = 1,945,865.82 × 806,433.95
  4. Step 4: Simplify right side
    1,410,045.95x = 1,569,212,249,663.26
  5. Step 5: Solve for x
    x = 1,569,212,249,663.26/1,410,045.95
  6. Step 6: Final answer
    x = 1,112,880.23

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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.