Home / 1,153,664.33-1,590,706.42-786,358.96

Finding the Fourth Proportional to 1,153,664.33, 1,590,706.42 and 786,358.96

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Solution

The fourth proportional to 1,153,664.33, 1,590,706.42 and 786,358.96 is: 1,084,254.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,153,664.33 : 1,590,706.42 = 786,358.96 : x
  2. Step 2: Convert to fraction form
    1,153,664.33/1,590,706.42 = 786,358.96/x
  3. Step 3: Cross multiply
    1,153,664.33x = 1,590,706.42 × 786,358.96
  4. Step 4: Simplify right side
    1,153,664.33x = 1,250,866,240,153.86
  5. Step 5: Solve for x
    x = 1,250,866,240,153.86/1,153,664.33
  6. Step 6: Final answer
    x = 1,084,254.94

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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.