Home / 1,505,371.23-2,077,394.58-817,044.30

Finding the Fourth Proportional to 1,505,371.23, 2,077,394.58 and 817,044.30

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Solution

The fourth proportional to 1,505,371.23, 2,077,394.58 and 817,044.30 is: 1,127,511.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,371.23 : 2,077,394.58 = 817,044.30 : x
  2. Step 2: Convert to fraction form
    1,505,371.23/2,077,394.58 = 817,044.30/x
  3. Step 3: Cross multiply
    1,505,371.23x = 2,077,394.58 × 817,044.30
  4. Step 4: Simplify right side
    1,505,371.23x = 1,697,323,400,439.89
  5. Step 5: Solve for x
    x = 1,697,323,400,439.89/1,505,371.23
  6. Step 6: Final answer
    x = 1,127,511.52

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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.