Home / 5,958,719.21-8,938,161.86-1,698,887.45

Finding the Fourth Proportional to 5,958,719.21, 8,938,161.86 and 1,698,887.45

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Solution

The fourth proportional to 5,958,719.21, 8,938,161.86 and 1,698,887.45 is: 2,548,354.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,958,719.21 : 8,938,161.86 = 1,698,887.45 : x
  2. Step 2: Convert to fraction form
    5,958,719.21/8,938,161.86 = 1,698,887.45/x
  3. Step 3: Cross multiply
    5,958,719.21x = 8,938,161.86 × 1,698,887.45
  4. Step 4: Simplify right side
    5,958,719.21x = 15,184,930,956,837.41
  5. Step 5: Solve for x
    x = 15,184,930,956,837.41/5,958,719.21
  6. Step 6: Final answer
    x = 2,548,354.85

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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.