Home / 1,284,303.83-1,773,530.60-961,453.40

Finding the Fourth Proportional to 1,284,303.83, 1,773,530.60 and 961,453.40

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Solution

The fourth proportional to 1,284,303.83, 1,773,530.60 and 961,453.40 is: 1,327,697.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,303.83 : 1,773,530.60 = 961,453.40 : x
  2. Step 2: Convert to fraction form
    1,284,303.83/1,773,530.60 = 961,453.40/x
  3. Step 3: Cross multiply
    1,284,303.83x = 1,773,530.60 × 961,453.40
  4. Step 4: Simplify right side
    1,284,303.83x = 1,705,167,011,699.12
  5. Step 5: Solve for x
    x = 1,705,167,011,699.12/1,284,303.83
  6. Step 6: Final answer
    x = 1,327,697.53

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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.