Home / 1,059,875.12-1,589,775.59-301,720.79

Finding the Fourth Proportional to 1,059,875.12, 1,589,775.59 and 301,720.79

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Solution

The fourth proportional to 1,059,875.12, 1,589,775.59 and 301,720.79 is: 452,570.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,875.12 : 1,589,775.59 = 301,720.79 : x
  2. Step 2: Convert to fraction form
    1,059,875.12/1,589,775.59 = 301,720.79/x
  3. Step 3: Cross multiply
    1,059,875.12x = 1,589,775.59 × 301,720.79
  4. Step 4: Simplify right side
    1,059,875.12x = 479,668,346,937.52
  5. Step 5: Solve for x
    x = 479,668,346,937.52/1,059,875.12
  6. Step 6: Final answer
    x = 452,570.63

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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.