Home / 1,479,896.88-2,042,038.88-867,818.80

Finding the Fourth Proportional to 1,479,896.88, 2,042,038.88 and 867,818.80

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Solution

The fourth proportional to 1,479,896.88, 2,042,038.88 and 867,818.80 is: 1,197,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,896.88 : 2,042,038.88 = 867,818.80 : x
  2. Step 2: Convert to fraction form
    1,479,896.88/2,042,038.88 = 867,818.80/x
  3. Step 3: Cross multiply
    1,479,896.88x = 2,042,038.88 × 867,818.80
  4. Step 4: Simplify right side
    1,479,896.88x = 1,772,119,730,394.94
  5. Step 5: Solve for x
    x = 1,772,119,730,394.94/1,479,896.88
  6. Step 6: Final answer
    x = 1,197,461.63

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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.