Home / 1,505,666.14-2,077,820.91-817,337.66

Finding the Fourth Proportional to 1,505,666.14, 2,077,820.91 and 817,337.66

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Solution

The fourth proportional to 1,505,666.14, 2,077,820.91 and 817,337.66 is: 1,127,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,666.14 : 2,077,820.91 = 817,337.66 : x
  2. Step 2: Convert to fraction form
    1,505,666.14/2,077,820.91 = 817,337.66/x
  3. Step 3: Cross multiply
    1,505,666.14x = 2,077,820.91 × 817,337.66
  4. Step 4: Simplify right side
    1,505,666.14x = 1,698,281,270,089.37
  5. Step 5: Solve for x
    x = 1,698,281,270,089.37/1,505,666.14
  6. Step 6: Final answer
    x = 1,127,926.85

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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.