Home / 1,105,593.57-1,658,437.74-386,007.93

Finding the Fourth Proportional to 1,105,593.57, 1,658,437.74 and 386,007.93

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Solution

The fourth proportional to 1,105,593.57, 1,658,437.74 and 386,007.93 is: 579,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,593.57 : 1,658,437.74 = 386,007.93 : x
  2. Step 2: Convert to fraction form
    1,105,593.57/1,658,437.74 = 386,007.93/x
  3. Step 3: Cross multiply
    1,105,593.57x = 1,658,437.74 × 386,007.93
  4. Step 4: Simplify right side
    1,105,593.57x = 640,170,119,051.28
  5. Step 5: Solve for x
    x = 640,170,119,051.28/1,105,593.57
  6. Step 6: Final answer
    x = 579,028.44

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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.