Home / 1,505,357.10-2,077,394.76-817,028.92

Finding the Fourth Proportional to 1,505,357.10, 2,077,394.76 and 817,028.92

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Solution

The fourth proportional to 1,505,357.10, 2,077,394.76 and 817,028.92 is: 1,127,500.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,357.10 : 2,077,394.76 = 817,028.92 : x
  2. Step 2: Convert to fraction form
    1,505,357.10/2,077,394.76 = 817,028.92/x
  3. Step 3: Cross multiply
    1,505,357.10x = 2,077,394.76 × 817,028.92
  4. Step 4: Simplify right side
    1,505,357.10x = 1,697,291,597,176.46
  5. Step 5: Solve for x
    x = 1,697,291,597,176.46/1,505,357.10
  6. Step 6: Final answer
    x = 1,127,500.97

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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.