Home / 4,542,879.69-6,812,845.05-1,509,430.92

Finding the Fourth Proportional to 4,542,879.69, 6,812,845.05 and 1,509,430.92

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Solution

The fourth proportional to 4,542,879.69, 6,812,845.05 and 1,509,430.92 is: 2,263,656.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,542,879.69 : 6,812,845.05 = 1,509,430.92 : x
  2. Step 2: Convert to fraction form
    4,542,879.69/6,812,845.05 = 1,509,430.92/x
  3. Step 3: Cross multiply
    4,542,879.69x = 6,812,845.05 × 1,509,430.92
  4. Step 4: Simplify right side
    4,542,879.69x = 10,283,518,971,638.95
  5. Step 5: Solve for x
    x = 10,283,518,971,638.95/4,542,879.69
  6. Step 6: Final answer
    x = 2,263,656.46

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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.