Home / 3,090,727.58-4,636,018.87-816,410.71

Finding the Fourth Proportional to 3,090,727.58, 4,636,018.87 and 816,410.71

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Solution

The fourth proportional to 3,090,727.58, 4,636,018.87 and 816,410.71 is: 1,224,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,090,727.58 : 4,636,018.87 = 816,410.71 : x
  2. Step 2: Convert to fraction form
    3,090,727.58/4,636,018.87 = 816,410.71/x
  3. Step 3: Cross multiply
    3,090,727.58x = 4,636,018.87 × 816,410.71
  4. Step 4: Simplify right side
    3,090,727.58x = 3,784,895,443,599.02
  5. Step 5: Solve for x
    x = 3,784,895,443,599.02/3,090,727.58
  6. Step 6: Final answer
    x = 1,224,596.91

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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.