Home / 1,859,640.75-2,566,098.90-1,043,657.28

Finding the Fourth Proportional to 1,859,640.75, 2,566,098.90 and 1,043,657.28

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Solution

The fourth proportional to 1,859,640.75, 2,566,098.90 and 1,043,657.28 is: 1,440,131.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,640.75 : 2,566,098.90 = 1,043,657.28 : x
  2. Step 2: Convert to fraction form
    1,859,640.75/2,566,098.90 = 1,043,657.28/x
  3. Step 3: Cross multiply
    1,859,640.75x = 2,566,098.90 × 1,043,657.28
  4. Step 4: Simplify right side
    1,859,640.75x = 2,678,127,798,184.99
  5. Step 5: Solve for x
    x = 2,678,127,798,184.99/1,859,640.75
  6. Step 6: Final answer
    x = 1,440,131.81

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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.