Home / 3,388,622.60-4,676,278.10-1,938,342.22

Finding the Fourth Proportional to 3,388,622.60, 4,676,278.10 and 1,938,342.22

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Solution

The fourth proportional to 3,388,622.60, 4,676,278.10 and 1,938,342.22 is: 2,674,900.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388,622.60 : 4,676,278.10 = 1,938,342.22 : x
  2. Step 2: Convert to fraction form
    3,388,622.60/4,676,278.10 = 1,938,342.22/x
  3. Step 3: Cross multiply
    3,388,622.60x = 4,676,278.10 × 1,938,342.22
  4. Step 4: Simplify right side
    3,388,622.60x = 9,064,227,252,308.98
  5. Step 5: Solve for x
    x = 9,064,227,252,308.98/3,388,622.60
  6. Step 6: Final answer
    x = 2,674,900.19

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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.