Home / 4,678,871.70-7,018,307.55-1,133,015.70

Finding the Fourth Proportional to 4,678,871.70, 7,018,307.55 and 1,133,015.70

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Solution

The fourth proportional to 4,678,871.70, 7,018,307.55 and 1,133,015.70 is: 1,699,523.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,871.70 : 7,018,307.55 = 1,133,015.70 : x
  2. Step 2: Convert to fraction form
    4,678,871.70/7,018,307.55 = 1,133,015.70/x
  3. Step 3: Cross multiply
    4,678,871.70x = 7,018,307.55 × 1,133,015.70
  4. Step 4: Simplify right side
    4,678,871.70x = 7,951,852,641,578.53
  5. Step 5: Solve for x
    x = 7,951,852,641,578.53/4,678,871.70
  6. Step 6: Final answer
    x = 1,699,523.55

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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.