Home / 4,885,440.05-7,328,222.40-1,291,175.93

Finding the Fourth Proportional to 4,885,440.05, 7,328,222.40 and 1,291,175.93

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Solution

The fourth proportional to 4,885,440.05, 7,328,222.40 and 1,291,175.93 is: 1,936,780.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885,440.05 : 7,328,222.40 = 1,291,175.93 : x
  2. Step 2: Convert to fraction form
    4,885,440.05/7,328,222.40 = 1,291,175.93/x
  3. Step 3: Cross multiply
    4,885,440.05x = 7,328,222.40 × 1,291,175.93
  4. Step 4: Simplify right side
    4,885,440.05x = 9,462,024,372,566.83
  5. Step 5: Solve for x
    x = 9,462,024,372,566.83/4,885,440.05
  6. Step 6: Final answer
    x = 1,936,780.37

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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.