Home / 1,299,663.02-1,949,828.05-541,252.43

Finding the Fourth Proportional to 1,299,663.02, 1,949,828.05 and 541,252.43

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Solution

The fourth proportional to 1,299,663.02, 1,949,828.05 and 541,252.43 is: 812,017.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,663.02 : 1,949,828.05 = 541,252.43 : x
  2. Step 2: Convert to fraction form
    1,299,663.02/1,949,828.05 = 541,252.43/x
  3. Step 3: Cross multiply
    1,299,663.02x = 1,949,828.05 × 541,252.43
  4. Step 4: Simplify right side
    1,299,663.02x = 1,055,349,168,383.94
  5. Step 5: Solve for x
    x = 1,055,349,168,383.94/1,299,663.02
  6. Step 6: Final answer
    x = 812,017.54

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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.