Home / 1,119,829.86-1,678,750.11-436,559.22

Finding the Fourth Proportional to 1,119,829.86, 1,678,750.11 and 436,559.22

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Solution

The fourth proportional to 1,119,829.86, 1,678,750.11 and 436,559.22 is: 654,451.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,829.86 : 1,678,750.11 = 436,559.22 : x
  2. Step 2: Convert to fraction form
    1,119,829.86/1,678,750.11 = 436,559.22/x
  3. Step 3: Cross multiply
    1,119,829.86x = 1,678,750.11 × 436,559.22
  4. Step 4: Simplify right side
    1,119,829.86x = 732,873,838,596.51
  5. Step 5: Solve for x
    x = 732,873,838,596.51/1,119,829.86
  6. Step 6: Final answer
    x = 654,451.06

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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.