Home / 1,142,404.07-1,576,490.78-633,095.51

Finding the Fourth Proportional to 1,142,404.07, 1,576,490.78 and 633,095.51

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Solution

The fourth proportional to 1,142,404.07, 1,576,490.78 and 633,095.51 is: 873,656.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,404.07 : 1,576,490.78 = 633,095.51 : x
  2. Step 2: Convert to fraction form
    1,142,404.07/1,576,490.78 = 633,095.51/x
  3. Step 3: Cross multiply
    1,142,404.07x = 1,576,490.78 × 633,095.51
  4. Step 4: Simplify right side
    1,142,404.07x = 998,069,228,074.68
  5. Step 5: Solve for x
    x = 998,069,228,074.68/1,142,404.07
  6. Step 6: Final answer
    x = 873,656.93

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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.