Home / 1,059,108.40-1,461,903.96-677,136.70

Finding the Fourth Proportional to 1,059,108.40, 1,461,903.96 and 677,136.70

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Solution

The fourth proportional to 1,059,108.40, 1,461,903.96 and 677,136.70 is: 934,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,108.40 : 1,461,903.96 = 677,136.70 : x
  2. Step 2: Convert to fraction form
    1,059,108.40/1,461,903.96 = 677,136.70/x
  3. Step 3: Cross multiply
    1,059,108.40x = 1,461,903.96 × 677,136.70
  4. Step 4: Simplify right side
    1,059,108.40x = 989,908,823,191.33
  5. Step 5: Solve for x
    x = 989,908,823,191.33/1,059,108.40
  6. Step 6: Final answer
    x = 934,662.42

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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.