Home / 1,036,941.60-1,555,412.40-327,187.20

Finding the Fourth Proportional to 1,036,941.60, 1,555,412.40 and 327,187.20

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Solution

The fourth proportional to 1,036,941.60, 1,555,412.40 and 327,187.20 is: 490,780.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,941.60 : 1,555,412.40 = 327,187.20 : x
  2. Step 2: Convert to fraction form
    1,036,941.60/1,555,412.40 = 327,187.20/x
  3. Step 3: Cross multiply
    1,036,941.60x = 1,555,412.40 × 327,187.20
  4. Step 4: Simplify right side
    1,036,941.60x = 508,911,028,001.28
  5. Step 5: Solve for x
    x = 508,911,028,001.28/1,036,941.60
  6. Step 6: Final answer
    x = 490,780.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.