Home / 1,704,569.34-2,556,189.54-639,030

Finding the Fourth Proportional to 1,704,569.34, 2,556,189.54 and 639,030

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Solution

The fourth proportional to 1,704,569.34, 2,556,189.54 and 639,030 is: 958,295.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,569.34 : 2,556,189.54 = 639,030 : x
  2. Step 2: Convert to fraction form
    1,704,569.34/2,556,189.54 = 639,030/x
  3. Step 3: Cross multiply
    1,704,569.34x = 2,556,189.54 × 639,030
  4. Step 4: Simplify right side
    1,704,569.34x = 1,633,481,801,746.20
  5. Step 5: Solve for x
    x = 1,633,481,801,746.20/1,704,569.34
  6. Step 6: Final answer
    x = 958,295.90

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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.