Home / 1,771,661.76-2,658,425.76-775,089.60

Finding the Fourth Proportional to 1,771,661.76, 2,658,425.76 and 775,089.60

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Solution

The fourth proportional to 1,771,661.76, 2,658,425.76 and 775,089.60 is: 1,163,042.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771,661.76 : 2,658,425.76 = 775,089.60 : x
  2. Step 2: Convert to fraction form
    1,771,661.76/2,658,425.76 = 775,089.60/x
  3. Step 3: Cross multiply
    1,771,661.76x = 2,658,425.76 × 775,089.60
  4. Step 4: Simplify right side
    1,771,661.76x = 2,060,518,158,948.10
  5. Step 5: Solve for x
    x = 2,060,518,158,948.10/1,771,661.76
  6. Step 6: Final answer
    x = 1,163,042.63

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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.