Home / 1,008,077.35-1,514,368.83-842,189.35

Finding the Fourth Proportional to 1,008,077.35, 1,514,368.83 and 842,189.35

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Solution

The fourth proportional to 1,008,077.35, 1,514,368.83 and 842,189.35 is: 1,265,166.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,077.35 : 1,514,368.83 = 842,189.35 : x
  2. Step 2: Convert to fraction form
    1,008,077.35/1,514,368.83 = 842,189.35/x
  3. Step 3: Cross multiply
    1,008,077.35x = 1,514,368.83 × 842,189.35
  4. Step 4: Simplify right side
    1,008,077.35x = 1,275,385,296,387.01
  5. Step 5: Solve for x
    x = 1,275,385,296,387.01/1,008,077.35
  6. Step 6: Final answer
    x = 1,265,166.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.