Home / 5,636,950.80-8,455,385.70-1,377,079.80

Finding the Fourth Proportional to 5,636,950.80, 8,455,385.70 and 1,377,079.80

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Solution

The fourth proportional to 5,636,950.80, 8,455,385.70 and 1,377,079.80 is: 2,065,609.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636,950.80 : 8,455,385.70 = 1,377,079.80 : x
  2. Step 2: Convert to fraction form
    5,636,950.80/8,455,385.70 = 1,377,079.80/x
  3. Step 3: Cross multiply
    5,636,950.80x = 8,455,385.70 × 1,377,079.80
  4. Step 4: Simplify right side
    5,636,950.80x = 11,643,740,848,678.86
  5. Step 5: Solve for x
    x = 11,643,740,848,678.86/5,636,950.80
  6. Step 6: Final answer
    x = 2,065,609.81

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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.