Home / 1,018,410.53-1,405,429.97-559,553.72

Finding the Fourth Proportional to 1,018,410.53, 1,405,429.97 and 559,553.72

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Solution

The fourth proportional to 1,018,410.53, 1,405,429.97 and 559,553.72 is: 772,197.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,410.53 : 1,405,429.97 = 559,553.72 : x
  2. Step 2: Convert to fraction form
    1,018,410.53/1,405,429.97 = 559,553.72/x
  3. Step 3: Cross multiply
    1,018,410.53x = 1,405,429.97 × 559,553.72
  4. Step 4: Simplify right side
    1,018,410.53x = 786,413,558,088.07
  5. Step 5: Solve for x
    x = 786,413,558,088.07/1,018,410.53
  6. Step 6: Final answer
    x = 772,197.01

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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.