Home / 1,930,852.83-2,664,702.05-1,071,415.29

Finding the Fourth Proportional to 1,930,852.83, 2,664,702.05 and 1,071,415.29

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Solution

The fourth proportional to 1,930,852.83, 2,664,702.05 and 1,071,415.29 is: 1,478,622.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,852.83 : 2,664,702.05 = 1,071,415.29 : x
  2. Step 2: Convert to fraction form
    1,930,852.83/2,664,702.05 = 1,071,415.29/x
  3. Step 3: Cross multiply
    1,930,852.83x = 2,664,702.05 × 1,071,415.29
  4. Step 4: Simplify right side
    1,930,852.83x = 2,855,002,514,307.27
  5. Step 5: Solve for x
    x = 2,855,002,514,307.27/1,930,852.83
  6. Step 6: Final answer
    x = 1,478,622.54

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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.