Home / 1,107,595.34-1,528,620.61-648,884.91

Finding the Fourth Proportional to 1,107,595.34, 1,528,620.61 and 648,884.91

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Solution

The fourth proportional to 1,107,595.34, 1,528,620.61 and 648,884.91 is: 895,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,595.34 : 1,528,620.61 = 648,884.91 : x
  2. Step 2: Convert to fraction form
    1,107,595.34/1,528,620.61 = 648,884.91/x
  3. Step 3: Cross multiply
    1,107,595.34x = 1,528,620.61 × 648,884.91
  4. Step 4: Simplify right side
    1,107,595.34x = 991,898,846,944.00
  5. Step 5: Solve for x
    x = 991,898,846,944.00/1,107,595.34
  6. Step 6: Final answer
    x = 895,542.64

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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.