Home / 1,309,826.50-1,806,963.19-946,675.15

Finding the Fourth Proportional to 1,309,826.50, 1,806,963.19 and 946,675.15

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Solution

The fourth proportional to 1,309,826.50, 1,806,963.19 and 946,675.15 is: 1,305,979.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,309,826.50 : 1,806,963.19 = 946,675.15 : x
  2. Step 2: Convert to fraction form
    1,309,826.50/1,806,963.19 = 946,675.15/x
  3. Step 3: Cross multiply
    1,309,826.50x = 1,806,963.19 × 946,675.15
  4. Step 4: Simplify right side
    1,309,826.50x = 1,710,607,142,053.63
  5. Step 5: Solve for x
    x = 1,710,607,142,053.63/1,309,826.50
  6. Step 6: Final answer
    x = 1,305,979.95

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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.