Home / 1,147,646.92-1,583,626.26-664,117.96

Finding the Fourth Proportional to 1,147,646.92, 1,583,626.26 and 664,117.96

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Solution

The fourth proportional to 1,147,646.92, 1,583,626.26 and 664,117.96 is: 916,409.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,646.92 : 1,583,626.26 = 664,117.96 : x
  2. Step 2: Convert to fraction form
    1,147,646.92/1,583,626.26 = 664,117.96/x
  3. Step 3: Cross multiply
    1,147,646.92x = 1,583,626.26 × 664,117.96
  4. Step 4: Simplify right side
    1,147,646.92x = 1,051,714,641,193.63
  5. Step 5: Solve for x
    x = 1,051,714,641,193.63/1,147,646.92
  6. Step 6: Final answer
    x = 916,409.59

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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.