Home / 1,115,352.72-1,539,183.72-606,055.08

Finding the Fourth Proportional to 1,115,352.72, 1,539,183.72 and 606,055.08

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Solution

The fourth proportional to 1,115,352.72, 1,539,183.72 and 606,055.08 is: 836,354.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,352.72 : 1,539,183.72 = 606,055.08 : x
  2. Step 2: Convert to fraction form
    1,115,352.72/1,539,183.72 = 606,055.08/x
  3. Step 3: Cross multiply
    1,115,352.72x = 1,539,183.72 × 606,055.08
  4. Step 4: Simplify right side
    1,115,352.72x = 932,830,112,559.30
  5. Step 5: Solve for x
    x = 932,830,112,559.30/1,115,352.72
  6. Step 6: Final answer
    x = 836,354.36

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Double scale
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1.5x scale

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.