Home / 1,922,802.10-2,880,401.55-1,686,411.70

Finding the Fourth Proportional to 1,922,802.10, 2,880,401.55 and 1,686,411.70

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Solution

The fourth proportional to 1,922,802.10, 2,880,401.55 and 1,686,411.70 is: 2,526,283.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922,802.10 : 2,880,401.55 = 1,686,411.70 : x
  2. Step 2: Convert to fraction form
    1,922,802.10/2,880,401.55 = 1,686,411.70/x
  3. Step 3: Cross multiply
    1,922,802.10x = 2,880,401.55 × 1,686,411.70
  4. Step 4: Simplify right side
    1,922,802.10x = 4,857,542,874,618.14
  5. Step 5: Solve for x
    x = 4,857,542,874,618.14/1,922,802.10
  6. Step 6: Final answer
    x = 2,526,283.32

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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.