Home / 3,000,343.21-4,140,028.40-1,822,329.50

Finding the Fourth Proportional to 3,000,343.21, 4,140,028.40 and 1,822,329.50

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Solution

The fourth proportional to 3,000,343.21, 4,140,028.40 and 1,822,329.50 is: 2,514,544.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000,343.21 : 4,140,028.40 = 1,822,329.50 : x
  2. Step 2: Convert to fraction form
    3,000,343.21/4,140,028.40 = 1,822,329.50/x
  3. Step 3: Cross multiply
    3,000,343.21x = 4,140,028.40 × 1,822,329.50
  4. Step 4: Simplify right side
    3,000,343.21x = 7,544,495,868,013.48
  5. Step 5: Solve for x
    x = 7,544,495,868,013.48/3,000,343.21
  6. Step 6: Final answer
    x = 2,514,544.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.