Home / 2,968,974.05-4,095,966.25-1,806,488.40

Finding the Fourth Proportional to 2,968,974.05, 4,095,966.25 and 1,806,488.40

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Solution

The fourth proportional to 2,968,974.05, 4,095,966.25 and 1,806,488.40 is: 2,492,212.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,968,974.05 : 4,095,966.25 = 1,806,488.40 : x
  2. Step 2: Convert to fraction form
    2,968,974.05/4,095,966.25 = 1,806,488.40/x
  3. Step 3: Cross multiply
    2,968,974.05x = 4,095,966.25 × 1,806,488.40
  4. Step 4: Simplify right side
    2,968,974.05x = 7,399,315,517,416.50
  5. Step 5: Solve for x
    x = 7,399,315,517,416.50/2,968,974.05
  6. Step 6: Final answer
    x = 2,492,212.93

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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.