Home / 1,415,820.05-1,953,739.59-834,909.94

Finding the Fourth Proportional to 1,415,820.05, 1,953,739.59 and 834,909.94

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Solution

The fourth proportional to 1,415,820.05, 1,953,739.59 and 834,909.94 is: 1,152,121.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,820.05 : 1,953,739.59 = 834,909.94 : x
  2. Step 2: Convert to fraction form
    1,415,820.05/1,953,739.59 = 834,909.94/x
  3. Step 3: Cross multiply
    1,415,820.05x = 1,953,739.59 × 834,909.94
  4. Step 4: Simplify right side
    1,415,820.05x = 1,631,196,603,173.79
  5. Step 5: Solve for x
    x = 1,631,196,603,173.79/1,415,820.05
  6. Step 6: Final answer
    x = 1,152,121.42

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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.