Home / 1,423,591.96-2,134,948.53-412,788.42

Finding the Fourth Proportional to 1,423,591.96, 2,134,948.53 and 412,788.42

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Solution

The fourth proportional to 1,423,591.96, 2,134,948.53 and 412,788.42 is: 619,055.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,591.96 : 2,134,948.53 = 412,788.42 : x
  2. Step 2: Convert to fraction form
    1,423,591.96/2,134,948.53 = 412,788.42/x
  3. Step 3: Cross multiply
    1,423,591.96x = 2,134,948.53 × 412,788.42
  4. Step 4: Simplify right side
    1,423,591.96x = 881,282,030,480.02
  5. Step 5: Solve for x
    x = 881,282,030,480.02/1,423,591.96
  6. Step 6: Final answer
    x = 619,055.22

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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.