Home / 3,110,669.70-4,666,004.55-866,807.70

Finding the Fourth Proportional to 3,110,669.70, 4,666,004.55 and 866,807.70

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Solution

The fourth proportional to 3,110,669.70, 4,666,004.55 and 866,807.70 is: 1,300,211.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,669.70 : 4,666,004.55 = 866,807.70 : x
  2. Step 2: Convert to fraction form
    3,110,669.70/4,666,004.55 = 866,807.70/x
  3. Step 3: Cross multiply
    3,110,669.70x = 4,666,004.55 × 866,807.70
  4. Step 4: Simplify right side
    3,110,669.70x = 4,044,528,672,175.03
  5. Step 5: Solve for x
    x = 4,044,528,672,175.03/3,110,669.70
  6. Step 6: Final answer
    x = 1,300,211.55

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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.