Home / 2,994,106.40-4,491,815.70-972,006.20

Finding the Fourth Proportional to 2,994,106.40, 4,491,815.70 and 972,006.20

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Solution

The fourth proportional to 2,994,106.40, 4,491,815.70 and 972,006.20 is: 1,458,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994,106.40 : 4,491,815.70 = 972,006.20 : x
  2. Step 2: Convert to fraction form
    2,994,106.40/4,491,815.70 = 972,006.20/x
  3. Step 3: Cross multiply
    2,994,106.40x = 4,491,815.70 × 972,006.20
  4. Step 4: Simplify right side
    2,994,106.40x = 4,366,072,709,657.34
  5. Step 5: Solve for x
    x = 4,366,072,709,657.34/2,994,106.40
  6. Step 6: Final answer
    x = 1,458,222.30

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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.