Home / 1,048,709.80-1,574,231.10-576,317.80

Finding the Fourth Proportional to 1,048,709.80, 1,574,231.10 and 576,317.80

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Solution

The fourth proportional to 1,048,709.80, 1,574,231.10 and 576,317.80 is: 865,117.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,709.80 : 1,574,231.10 = 576,317.80 : x
  2. Step 2: Convert to fraction form
    1,048,709.80/1,574,231.10 = 576,317.80/x
  3. Step 3: Cross multiply
    1,048,709.80x = 1,574,231.10 × 576,317.80
  4. Step 4: Simplify right side
    1,048,709.80x = 907,257,404,243.58
  5. Step 5: Solve for x
    x = 907,257,404,243.58/1,048,709.80
  6. Step 6: Final answer
    x = 865,117.69

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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.