Home / 1,090,911.45-1,634,562.87-557,698.98

Finding the Fourth Proportional to 1,090,911.45, 1,634,562.87 and 557,698.98

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Solution

The fourth proportional to 1,090,911.45, 1,634,562.87 and 557,698.98 is: 835,626.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,911.45 : 1,634,562.87 = 557,698.98 : x
  2. Step 2: Convert to fraction form
    1,090,911.45/1,634,562.87 = 557,698.98/x
  3. Step 3: Cross multiply
    1,090,911.45x = 1,634,562.87 × 557,698.98
  4. Step 4: Simplify right side
    1,090,911.45x = 911,594,045,344.87
  5. Step 5: Solve for x
    x = 911,594,045,344.87/1,090,911.45
  6. Step 6: Final answer
    x = 835,626.07

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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.