Home / 1,826,283.31-2,739,545.25-478,478.95

Finding the Fourth Proportional to 1,826,283.31, 2,739,545.25 and 478,478.95

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Solution

The fourth proportional to 1,826,283.31, 2,739,545.25 and 478,478.95 is: 717,749.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,283.31 : 2,739,545.25 = 478,478.95 : x
  2. Step 2: Convert to fraction form
    1,826,283.31/2,739,545.25 = 478,478.95/x
  3. Step 3: Cross multiply
    1,826,283.31x = 2,739,545.25 × 478,478.95
  4. Step 4: Simplify right side
    1,826,283.31x = 1,310,814,726,054.33
  5. Step 5: Solve for x
    x = 1,310,814,726,054.33/1,826,283.31
  6. Step 6: Final answer
    x = 717,749.94

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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.