Home / 1,505,328.72-2,077,335.96-817,001.82

Finding the Fourth Proportional to 1,505,328.72, 2,077,335.96 and 817,001.82

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Solution

The fourth proportional to 1,505,328.72, 2,077,335.96 and 817,001.82 is: 1,127,452.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,328.72 : 2,077,335.96 = 817,001.82 : x
  2. Step 2: Convert to fraction form
    1,505,328.72/2,077,335.96 = 817,001.82/x
  3. Step 3: Cross multiply
    1,505,328.72x = 2,077,335.96 × 817,001.82
  4. Step 4: Simplify right side
    1,505,328.72x = 1,697,187,260,071.45
  5. Step 5: Solve for x
    x = 1,697,187,260,071.45/1,505,328.72
  6. Step 6: Final answer
    x = 1,127,452.92

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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.