Home / 1,456,419.05-2,184,549.31-445,541

Finding the Fourth Proportional to 1,456,419.05, 2,184,549.31 and 445,541

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Solution

The fourth proportional to 1,456,419.05, 2,184,549.31 and 445,541 is: 668,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,419.05 : 2,184,549.31 = 445,541 : x
  2. Step 2: Convert to fraction form
    1,456,419.05/2,184,549.31 = 445,541/x
  3. Step 3: Cross multiply
    1,456,419.05x = 2,184,549.31 × 445,541
  4. Step 4: Simplify right side
    1,456,419.05x = 973,306,284,126.71
  5. Step 5: Solve for x
    x = 973,306,284,126.71/1,456,419.05
  6. Step 6: Final answer
    x = 668,287.25

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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.