Home / 1,505,565.58-2,077,682.35-817,237.05

Finding the Fourth Proportional to 1,505,565.58, 2,077,682.35 and 817,237.05

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Solution

The fourth proportional to 1,505,565.58, 2,077,682.35 and 817,237.05 is: 1,127,788.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,565.58 : 2,077,682.35 = 817,237.05 : x
  2. Step 2: Convert to fraction form
    1,505,565.58/2,077,682.35 = 817,237.05/x
  3. Step 3: Cross multiply
    1,505,565.58x = 2,077,682.35 × 817,237.05
  4. Step 4: Simplify right side
    1,505,565.58x = 1,697,958,986,248.99
  5. Step 5: Solve for x
    x = 1,697,958,986,248.99/1,505,565.58
  6. Step 6: Final answer
    x = 1,127,788.13

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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.