Home / 1,185,035.10-1,634,883.10-688,234.42

Finding the Fourth Proportional to 1,185,035.10, 1,634,883.10 and 688,234.42

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Solution

The fourth proportional to 1,185,035.10, 1,634,883.10 and 688,234.42 is: 949,493.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,035.10 : 1,634,883.10 = 688,234.42 : x
  2. Step 2: Convert to fraction form
    1,185,035.10/1,634,883.10 = 688,234.42/x
  3. Step 3: Cross multiply
    1,185,035.10x = 1,634,883.10 × 688,234.42
  4. Step 4: Simplify right side
    1,185,035.10x = 1,125,182,822,096.30
  5. Step 5: Solve for x
    x = 1,125,182,822,096.30/1,185,035.10
  6. Step 6: Final answer
    x = 949,493.24

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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.