Home / 3,010,124.46-4,155,917.31-1,865,419.50

Finding the Fourth Proportional to 3,010,124.46, 4,155,917.31 and 1,865,419.50

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Solution

The fourth proportional to 3,010,124.46, 4,155,917.31 and 1,865,419.50 is: 2,575,484.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,124.46 : 4,155,917.31 = 1,865,419.50 : x
  2. Step 2: Convert to fraction form
    3,010,124.46/4,155,917.31 = 1,865,419.50/x
  3. Step 3: Cross multiply
    3,010,124.46x = 4,155,917.31 × 1,865,419.50
  4. Step 4: Simplify right side
    3,010,124.46x = 7,752,529,190,461.55
  5. Step 5: Solve for x
    x = 7,752,529,190,461.55/3,010,124.46
  6. Step 6: Final answer
    x = 2,575,484.60

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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.