Home / 2,788,024.40-4,172,705.40-1,948,216.40

Finding the Fourth Proportional to 2,788,024.40, 4,172,705.40 and 1,948,216.40

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Solution

The fourth proportional to 2,788,024.40, 4,172,705.40 and 1,948,216.40 is: 2,915,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,788,024.40 : 4,172,705.40 = 1,948,216.40 : x
  2. Step 2: Convert to fraction form
    2,788,024.40/4,172,705.40 = 1,948,216.40/x
  3. Step 3: Cross multiply
    2,788,024.40x = 4,172,705.40 × 1,948,216.40
  4. Step 4: Simplify right side
    2,788,024.40x = 8,129,333,092,648.56
  5. Step 5: Solve for x
    x = 8,129,333,092,648.56/2,788,024.40
  6. Step 6: Final answer
    x = 2,915,804.14

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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.