Home / 1,505,336.72-2,077,347-817,009.84

Finding the Fourth Proportional to 1,505,336.72, 2,077,347 and 817,009.84

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Solution

The fourth proportional to 1,505,336.72, 2,077,347 and 817,009.84 is: 1,127,463.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,336.72 : 2,077,347 = 817,009.84 : x
  2. Step 2: Convert to fraction form
    1,505,336.72/2,077,347 = 817,009.84/x
  3. Step 3: Cross multiply
    1,505,336.72x = 2,077,347 × 817,009.84
  4. Step 4: Simplify right side
    1,505,336.72x = 1,697,212,940,094.48
  5. Step 5: Solve for x
    x = 1,697,212,940,094.48/1,505,336.72
  6. Step 6: Final answer
    x = 1,127,463.99

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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.