Home / 1,036,115.97-1,555,059.65-405,472.65

Finding the Fourth Proportional to 1,036,115.97, 1,555,059.65 and 405,472.65

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Solution

The fourth proportional to 1,036,115.97, 1,555,059.65 and 405,472.65 is: 608,555.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,115.97 : 1,555,059.65 = 405,472.65 : x
  2. Step 2: Convert to fraction form
    1,036,115.97/1,555,059.65 = 405,472.65/x
  3. Step 3: Cross multiply
    1,036,115.97x = 1,555,059.65 × 405,472.65
  4. Step 4: Simplify right side
    1,036,115.97x = 630,534,157,193.57
  5. Step 5: Solve for x
    x = 630,534,157,193.57/1,036,115.97
  6. Step 6: Final answer
    x = 608,555.58

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Double scale
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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.