Home / 1,084,223.70-1,626,335.55-911,013.30

Finding the Fourth Proportional to 1,084,223.70, 1,626,335.55 and 911,013.30

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Solution

The fourth proportional to 1,084,223.70, 1,626,335.55 and 911,013.30 is: 1,366,519.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,223.70 : 1,626,335.55 = 911,013.30 : x
  2. Step 2: Convert to fraction form
    1,084,223.70/1,626,335.55 = 911,013.30/x
  3. Step 3: Cross multiply
    1,084,223.70x = 1,626,335.55 × 911,013.30
  4. Step 4: Simplify right side
    1,084,223.70x = 1,481,613,316,312.82
  5. Step 5: Solve for x
    x = 1,481,613,316,312.82/1,084,223.70
  6. Step 6: Final answer
    x = 1,366,519.95

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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.