Home / 1,117,836.02-1,677,001.44-407,862

Finding the Fourth Proportional to 1,117,836.02, 1,677,001.44 and 407,862

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Solution

The fourth proportional to 1,117,836.02, 1,677,001.44 and 407,862 is: 611,883.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,836.02 : 1,677,001.44 = 407,862 : x
  2. Step 2: Convert to fraction form
    1,117,836.02/1,677,001.44 = 407,862/x
  3. Step 3: Cross multiply
    1,117,836.02x = 1,677,001.44 × 407,862
  4. Step 4: Simplify right side
    1,117,836.02x = 683,985,161,321.28
  5. Step 5: Solve for x
    x = 683,985,161,321.28/1,117,836.02
  6. Step 6: Final answer
    x = 611,883.27

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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.