Home / 1,193,329.86-1,789,439.83-434,643.16

Finding the Fourth Proportional to 1,193,329.86, 1,789,439.83 and 434,643.16

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Solution

The fourth proportional to 1,193,329.86, 1,789,439.83 and 434,643.16 is: 651,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,329.86 : 1,789,439.83 = 434,643.16 : x
  2. Step 2: Convert to fraction form
    1,193,329.86/1,789,439.83 = 434,643.16/x
  3. Step 3: Cross multiply
    1,193,329.86x = 1,789,439.83 × 434,643.16
  4. Step 4: Simplify right side
    1,193,329.86x = 777,767,778,410.77
  5. Step 5: Solve for x
    x = 777,767,778,410.77/1,193,329.86
  6. Step 6: Final answer
    x = 651,762.61

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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.