Home / 1,038,169.20-1,556,735.40-476,569.20

Finding the Fourth Proportional to 1,038,169.20, 1,556,735.40 and 476,569.20

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Solution

The fourth proportional to 1,038,169.20, 1,556,735.40 and 476,569.20 is: 714,615.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,169.20 : 1,556,735.40 = 476,569.20 : x
  2. Step 2: Convert to fraction form
    1,038,169.20/1,556,735.40 = 476,569.20/x
  3. Step 3: Cross multiply
    1,038,169.20x = 1,556,735.40 × 476,569.20
  4. Step 4: Simplify right side
    1,038,169.20x = 741,892,144,189.68
  5. Step 5: Solve for x
    x = 741,892,144,189.68/1,038,169.20
  6. Step 6: Final answer
    x = 714,615.83

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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.