Home / 4,678,509.15-7,017,763.73-2,662,969.95

Finding the Fourth Proportional to 4,678,509.15, 7,017,763.73 and 2,662,969.95

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Solution

The fourth proportional to 4,678,509.15, 7,017,763.73 and 2,662,969.95 is: 3,994,454.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678,509.15 : 7,017,763.73 = 2,662,969.95 : x
  2. Step 2: Convert to fraction form
    4,678,509.15/7,017,763.73 = 2,662,969.95/x
  3. Step 3: Cross multiply
    4,678,509.15x = 7,017,763.73 × 2,662,969.95
  4. Step 4: Simplify right side
    4,678,509.15x = 18,688,093,915,875.06
  5. Step 5: Solve for x
    x = 18,688,093,915,875.06/4,678,509.15
  6. Step 6: Final answer
    x = 3,994,454.93

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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.