Home / 4,745,539.90-7,118,641.86-1,905,652

Finding the Fourth Proportional to 4,745,539.90, 7,118,641.86 and 1,905,652

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Solution

The fourth proportional to 4,745,539.90, 7,118,641.86 and 1,905,652 is: 2,858,611.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,745,539.90 : 7,118,641.86 = 1,905,652 : x
  2. Step 2: Convert to fraction form
    4,745,539.90/7,118,641.86 = 1,905,652/x
  3. Step 3: Cross multiply
    4,745,539.90x = 7,118,641.86 × 1,905,652
  4. Step 4: Simplify right side
    4,745,539.90x = 13,565,654,097,792.72
  5. Step 5: Solve for x
    x = 13,565,654,097,792.72/4,745,539.90
  6. Step 6: Final answer
    x = 2,858,611.32

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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.