Home / 1,200,741.86-1,656,861.45-684,562.34

Finding the Fourth Proportional to 1,200,741.86, 1,656,861.45 and 684,562.34

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Solution

The fourth proportional to 1,200,741.86, 1,656,861.45 and 684,562.34 is: 944,603.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,741.86 : 1,656,861.45 = 684,562.34 : x
  2. Step 2: Convert to fraction form
    1,200,741.86/1,656,861.45 = 684,562.34/x
  3. Step 3: Cross multiply
    1,200,741.86x = 1,656,861.45 × 684,562.34
  4. Step 4: Simplify right side
    1,200,741.86x = 1,134,224,951,267.79
  5. Step 5: Solve for x
    x = 1,134,224,951,267.79/1,200,741.86
  6. Step 6: Final answer
    x = 944,603.49

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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.