Home / 1,191,060.89-1,643,674.44-647,196.67

Finding the Fourth Proportional to 1,191,060.89, 1,643,674.44 and 647,196.67

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Solution

The fourth proportional to 1,191,060.89, 1,643,674.44 and 647,196.67 is: 893,137.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,060.89 : 1,643,674.44 = 647,196.67 : x
  2. Step 2: Convert to fraction form
    1,191,060.89/1,643,674.44 = 647,196.67/x
  3. Step 3: Cross multiply
    1,191,060.89x = 1,643,674.44 × 647,196.67
  4. Step 4: Simplify right side
    1,191,060.89x = 1,063,780,624,132.11
  5. Step 5: Solve for x
    x = 1,063,780,624,132.11/1,191,060.89
  6. Step 6: Final answer
    x = 893,137.06

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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.