Home / 1,640,585.80-2,461,569.90-893,168.20

Finding the Fourth Proportional to 1,640,585.80, 2,461,569.90 and 893,168.20

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Solution

The fourth proportional to 1,640,585.80, 2,461,569.90 and 893,168.20 is: 1,340,128.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,640,585.80 : 2,461,569.90 = 893,168.20 : x
  2. Step 2: Convert to fraction form
    1,640,585.80/2,461,569.90 = 893,168.20/x
  3. Step 3: Cross multiply
    1,640,585.80x = 2,461,569.90 × 893,168.20
  4. Step 4: Simplify right side
    1,640,585.80x = 2,198,595,956,757.18
  5. Step 5: Solve for x
    x = 2,198,595,956,757.18/1,640,585.80
  6. Step 6: Final answer
    x = 1,340,128.60

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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.