Home / 4,678,871.20-7,018,306.80-1,133,015.20

Finding the Fourth Proportional to 4,678,871.20, 7,018,306.80 and 1,133,015.20

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Solution

The fourth proportional to 4,678,871.20, 7,018,306.80 and 1,133,015.20 is: 1,699,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,871.20 : 7,018,306.80 = 1,133,015.20 : x
  2. Step 2: Convert to fraction form
    4,678,871.20/7,018,306.80 = 1,133,015.20/x
  3. Step 3: Cross multiply
    4,678,871.20x = 7,018,306.80 × 1,133,015.20
  4. Step 4: Simplify right side
    4,678,871.20x = 7,951,848,282,663.36
  5. Step 5: Solve for x
    x = 7,951,848,282,663.36/4,678,871.20
  6. Step 6: Final answer
    x = 1,699,522.80

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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.