Home / 4,810,407.84-7,215,948.45-1,931,774.22

Finding the Fourth Proportional to 4,810,407.84, 7,215,948.45 and 1,931,774.22

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Solution

The fourth proportional to 4,810,407.84, 7,215,948.45 and 1,931,774.22 is: 2,897,796.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,810,407.84 : 7,215,948.45 = 1,931,774.22 : x
  2. Step 2: Convert to fraction form
    4,810,407.84/7,215,948.45 = 1,931,774.22/x
  3. Step 3: Cross multiply
    4,810,407.84x = 7,215,948.45 × 1,931,774.22
  4. Step 4: Simplify right side
    4,810,407.84x = 13,939,583,188,558.96
  5. Step 5: Solve for x
    x = 13,939,583,188,558.96/4,810,407.84
  6. Step 6: Final answer
    x = 2,897,796.54

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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.