Home / 4,709,624.80-7,064,502-1,343,830.72

Finding the Fourth Proportional to 4,709,624.80, 7,064,502 and 1,343,830.72

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Solution

The fourth proportional to 4,709,624.80, 7,064,502 and 1,343,830.72 is: 2,015,764.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,709,624.80 : 7,064,502 = 1,343,830.72 : x
  2. Step 2: Convert to fraction form
    4,709,624.80/7,064,502 = 1,343,830.72/x
  3. Step 3: Cross multiply
    4,709,624.80x = 7,064,502 × 1,343,830.72
  4. Step 4: Simplify right side
    4,709,624.80x = 9,493,494,809,101.44
  5. Step 5: Solve for x
    x = 9,493,494,809,101.44/4,709,624.80
  6. Step 6: Final answer
    x = 2,015,764.57

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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.