Home / 4,892,363.80-7,338,545.70-1,298,123.80

Finding the Fourth Proportional to 4,892,363.80, 7,338,545.70 and 1,298,123.80

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Solution

The fourth proportional to 4,892,363.80, 7,338,545.70 and 1,298,123.80 is: 1,947,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,363.80 : 7,338,545.70 = 1,298,123.80 : x
  2. Step 2: Convert to fraction form
    4,892,363.80/7,338,545.70 = 1,298,123.80/x
  3. Step 3: Cross multiply
    4,892,363.80x = 7,338,545.70 × 1,298,123.80
  4. Step 4: Simplify right side
    4,892,363.80x = 9,526,340,830,557.66
  5. Step 5: Solve for x
    x = 9,526,340,830,557.66/4,892,363.80
  6. Step 6: Final answer
    x = 1,947,185.70

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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.