Home / 1,437,111.81-1,983,147.60-824,833.65

Finding the Fourth Proportional to 1,437,111.81, 1,983,147.60 and 824,833.65

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Solution

The fourth proportional to 1,437,111.81, 1,983,147.60 and 824,833.65 is: 1,138,232.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,111.81 : 1,983,147.60 = 824,833.65 : x
  2. Step 2: Convert to fraction form
    1,437,111.81/1,983,147.60 = 824,833.65/x
  3. Step 3: Cross multiply
    1,437,111.81x = 1,983,147.60 × 824,833.65
  4. Step 4: Simplify right side
    1,437,111.81x = 1,635,766,873,396.74
  5. Step 5: Solve for x
    x = 1,635,766,873,396.74/1,437,111.81
  6. Step 6: Final answer
    x = 1,138,232.16

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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.