Home / 4,665,721.50-6,998,582.25-1,119,865.50

Finding the Fourth Proportional to 4,665,721.50, 6,998,582.25 and 1,119,865.50

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Solution

The fourth proportional to 4,665,721.50, 6,998,582.25 and 1,119,865.50 is: 1,679,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665,721.50 : 6,998,582.25 = 1,119,865.50 : x
  2. Step 2: Convert to fraction form
    4,665,721.50/6,998,582.25 = 1,119,865.50/x
  3. Step 3: Cross multiply
    4,665,721.50x = 6,998,582.25 × 1,119,865.50
  4. Step 4: Simplify right side
    4,665,721.50x = 7,837,470,810,687.38
  5. Step 5: Solve for x
    x = 7,837,470,810,687.38/4,665,721.50
  6. Step 6: Final answer
    x = 1,679,798.25

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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.