Home / 1,191,672.00-1,644,518.06-647,808.84

Finding the Fourth Proportional to 1,191,672.00, 1,644,518.06 and 647,808.84

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Solution

The fourth proportional to 1,191,672.00, 1,644,518.06 and 647,808.84 is: 893,982.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,672.00 : 1,644,518.06 = 647,808.84 : x
  2. Step 2: Convert to fraction form
    1,191,672.00/1,644,518.06 = 647,808.84/x
  3. Step 3: Cross multiply
    1,191,672.00x = 1,644,518.06 × 647,808.84
  4. Step 4: Simplify right side
    1,191,672.00x = 1,065,333,331,372.68
  5. Step 5: Solve for x
    x = 1,065,333,331,372.68/1,191,672.00
  6. Step 6: Final answer
    x = 893,982.01

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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.