Home / 3,020,945.81-4,531,509.62-746,470.09

Finding the Fourth Proportional to 3,020,945.81, 4,531,509.62 and 746,470.09

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Solution

The fourth proportional to 3,020,945.81, 4,531,509.62 and 746,470.09 is: 1,119,727.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,945.81 : 4,531,509.62 = 746,470.09 : x
  2. Step 2: Convert to fraction form
    3,020,945.81/4,531,509.62 = 746,470.09/x
  3. Step 3: Cross multiply
    3,020,945.81x = 4,531,509.62 × 746,470.09
  4. Step 4: Simplify right side
    3,020,945.81x = 3,382,636,376,830.12
  5. Step 5: Solve for x
    x = 3,382,636,376,830.12/3,020,945.81
  6. Step 6: Final answer
    x = 1,119,727.59

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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.