Home / 1,115,670.39-1,539,613.62-606,369.12

Finding the Fourth Proportional to 1,115,670.39, 1,539,613.62 and 606,369.12

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Solution

The fourth proportional to 1,115,670.39, 1,539,613.62 and 606,369.12 is: 836,783.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,670.39 : 1,539,613.62 = 606,369.12 : x
  2. Step 2: Convert to fraction form
    1,115,670.39/1,539,613.62 = 606,369.12/x
  3. Step 3: Cross multiply
    1,115,670.39x = 1,539,613.62 × 606,369.12
  4. Step 4: Simplify right side
    1,115,670.39x = 933,574,155,899.41
  5. Step 5: Solve for x
    x = 933,574,155,899.41/1,115,670.39
  6. Step 6: Final answer
    x = 836,783.13

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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.