Home / 1,036,775.54-1,430,933.39-823,543.06

Finding the Fourth Proportional to 1,036,775.54, 1,430,933.39 and 823,543.06

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Solution

The fourth proportional to 1,036,775.54, 1,430,933.39 and 823,543.06 is: 1,136,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,775.54 : 1,430,933.39 = 823,543.06 : x
  2. Step 2: Convert to fraction form
    1,036,775.54/1,430,933.39 = 823,543.06/x
  3. Step 3: Cross multiply
    1,036,775.54x = 1,430,933.39 × 823,543.06
  4. Step 4: Simplify right side
    1,036,775.54x = 1,178,435,262,656.77
  5. Step 5: Solve for x
    x = 1,178,435,262,656.77/1,036,775.54
  6. Step 6: Final answer
    x = 1,136,634.90

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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.