Home / 1,768,106.72-2,654,015.16-1,566,989.60

Finding the Fourth Proportional to 1,768,106.72, 2,654,015.16 and 1,566,989.60

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Solution

The fourth proportional to 1,768,106.72, 2,654,015.16 and 1,566,989.60 is: 2,352,128.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,106.72 : 2,654,015.16 = 1,566,989.60 : x
  2. Step 2: Convert to fraction form
    1,768,106.72/2,654,015.16 = 1,566,989.60/x
  3. Step 3: Cross multiply
    1,768,106.72x = 2,654,015.16 × 1,566,989.60
  4. Step 4: Simplify right side
    1,768,106.72x = 4,158,814,153,962.34
  5. Step 5: Solve for x
    x = 4,158,814,153,962.34/1,768,106.72
  6. Step 6: Final answer
    x = 2,352,128.47

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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.