Home / 1,374,217.12-2,061,913.20-709,835.68

Finding the Fourth Proportional to 1,374,217.12, 2,061,913.20 and 709,835.68

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Solution

The fourth proportional to 1,374,217.12, 2,061,913.20 and 709,835.68 is: 1,065,057.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374,217.12 : 2,061,913.20 = 709,835.68 : x
  2. Step 2: Convert to fraction form
    1,374,217.12/2,061,913.20 = 709,835.68/x
  3. Step 3: Cross multiply
    1,374,217.12x = 2,061,913.20 × 709,835.68
  4. Step 4: Simplify right side
    1,374,217.12x = 1,463,619,558,422.98
  5. Step 5: Solve for x
    x = 1,463,619,558,422.98/1,374,217.12
  6. Step 6: Final answer
    x = 1,065,057.00

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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.