Home / 1,057,804.86-1,586,758.32-347,817.18

Finding the Fourth Proportional to 1,057,804.86, 1,586,758.32 and 347,817.18

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Solution

The fourth proportional to 1,057,804.86, 1,586,758.32 and 347,817.18 is: 521,742.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,804.86 : 1,586,758.32 = 347,817.18 : x
  2. Step 2: Convert to fraction form
    1,057,804.86/1,586,758.32 = 347,817.18/x
  3. Step 3: Cross multiply
    1,057,804.86x = 1,586,758.32 × 347,817.18
  4. Step 4: Simplify right side
    1,057,804.86x = 551,901,804,203.94
  5. Step 5: Solve for x
    x = 551,901,804,203.94/1,057,804.86
  6. Step 6: Final answer
    x = 521,742.55

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1.5x scale

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.