Home / 2,984,428.80-4,474,018.80-1,786,827.60

Finding the Fourth Proportional to 2,984,428.80, 4,474,018.80 and 1,786,827.60

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Solution

The fourth proportional to 2,984,428.80, 4,474,018.80 and 1,786,827.60 is: 2,678,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,428.80 : 4,474,018.80 = 1,786,827.60 : x
  2. Step 2: Convert to fraction form
    2,984,428.80/4,474,018.80 = 1,786,827.60/x
  3. Step 3: Cross multiply
    2,984,428.80x = 4,474,018.80 × 1,786,827.60
  4. Step 4: Simplify right side
    2,984,428.80x = 7,994,300,274,758.88
  5. Step 5: Solve for x
    x = 7,994,300,274,758.88/2,984,428.80
  6. Step 6: Final answer
    x = 2,678,670.13

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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.