Home / 1,698,031.04-2,343,190.56-933,961.28

Finding the Fourth Proportional to 1,698,031.04, 2,343,190.56 and 933,961.28

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Solution

The fourth proportional to 1,698,031.04, 2,343,190.56 and 933,961.28 is: 1,288,815.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,698,031.04 : 2,343,190.56 = 933,961.28 : x
  2. Step 2: Convert to fraction form
    1,698,031.04/2,343,190.56 = 933,961.28/x
  3. Step 3: Cross multiply
    1,698,031.04x = 2,343,190.56 × 933,961.28
  4. Step 4: Simplify right side
    1,698,031.04x = 2,188,449,254,701.52
  5. Step 5: Solve for x
    x = 2,188,449,254,701.52/1,698,031.04
  6. Step 6: Final answer
    x = 1,288,815.81

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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.