Home / 1,802,749.74-2,702,256.09-1,127,280.66

Finding the Fourth Proportional to 1,802,749.74, 2,702,256.09 and 1,127,280.66

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Solution

The fourth proportional to 1,802,749.74, 2,702,256.09 and 1,127,280.66 is: 1,689,752.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,749.74 : 2,702,256.09 = 1,127,280.66 : x
  2. Step 2: Convert to fraction form
    1,802,749.74/2,702,256.09 = 1,127,280.66/x
  3. Step 3: Cross multiply
    1,802,749.74x = 2,702,256.09 × 1,127,280.66
  4. Step 4: Simplify right side
    1,802,749.74x = 3,046,201,029,463.65
  5. Step 5: Solve for x
    x = 3,046,201,029,463.65/1,802,749.74
  6. Step 6: Final answer
    x = 1,689,752.59

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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.