Home / 1,505,390.25-2,077,444.79-817,063.10

Finding the Fourth Proportional to 1,505,390.25, 2,077,444.79 and 817,063.10

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Solution

The fourth proportional to 1,505,390.25, 2,077,444.79 and 817,063.10 is: 1,127,550.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,390.25 : 2,077,444.79 = 817,063.10 : x
  2. Step 2: Convert to fraction form
    1,505,390.25/2,077,444.79 = 817,063.10/x
  3. Step 3: Cross multiply
    1,505,390.25x = 2,077,444.79 × 817,063.10
  4. Step 4: Simplify right side
    1,505,390.25x = 1,697,403,480,196.25
  5. Step 5: Solve for x
    x = 1,697,403,480,196.25/1,505,390.25
  6. Step 6: Final answer
    x = 1,127,550.47

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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.