Home / 2,001,307.21-2,761,752.75-1,118,263.43

Finding the Fourth Proportional to 2,001,307.21, 2,761,752.75 and 1,118,263.43

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Solution

The fourth proportional to 2,001,307.21, 2,761,752.75 and 1,118,263.43 is: 1,543,174.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,001,307.21 : 2,761,752.75 = 1,118,263.43 : x
  2. Step 2: Convert to fraction form
    2,001,307.21/2,761,752.75 = 1,118,263.43/x
  3. Step 3: Cross multiply
    2,001,307.21x = 2,761,752.75 × 1,118,263.43
  4. Step 4: Simplify right side
    2,001,307.21x = 3,088,367,103,026.93
  5. Step 5: Solve for x
    x = 3,088,367,103,026.93/2,001,307.21
  6. Step 6: Final answer
    x = 1,543,174.93

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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.