Home / 1,758,019.18-2,650,205.32-1,640,838.70

Finding the Fourth Proportional to 1,758,019.18, 2,650,205.32 and 1,640,838.70

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Solution

The fourth proportional to 1,758,019.18, 2,650,205.32 and 1,640,838.70 is: 2,473,556.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,019.18 : 2,650,205.32 = 1,640,838.70 : x
  2. Step 2: Convert to fraction form
    1,758,019.18/2,650,205.32 = 1,640,838.70/x
  3. Step 3: Cross multiply
    1,758,019.18x = 2,650,205.32 × 1,640,838.70
  4. Step 4: Simplify right side
    1,758,019.18x = 4,348,559,452,001.88
  5. Step 5: Solve for x
    x = 4,348,559,452,001.88/1,758,019.18
  6. Step 6: Final answer
    x = 2,473,556.32

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.