Home / 1,257,899.02-1,735,670.03-741,814.81

Finding the Fourth Proportional to 1,257,899.02, 1,735,670.03 and 741,814.81

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Solution

The fourth proportional to 1,257,899.02, 1,735,670.03 and 741,814.81 is: 1,023,568.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,899.02 : 1,735,670.03 = 741,814.81 : x
  2. Step 2: Convert to fraction form
    1,257,899.02/1,735,670.03 = 741,814.81/x
  3. Step 3: Cross multiply
    1,257,899.02x = 1,735,670.03 × 741,814.81
  4. Step 4: Simplify right side
    1,257,899.02x = 1,287,545,725,478.90
  5. Step 5: Solve for x
    x = 1,287,545,725,478.90/1,257,899.02
  6. Step 6: Final answer
    x = 1,023,568.43

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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.