Home / 1,488,019.36-2,053,379.52-808,949.92

Finding the Fourth Proportional to 1,488,019.36, 2,053,379.52 and 808,949.92

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Solution

The fourth proportional to 1,488,019.36, 2,053,379.52 and 808,949.92 is: 1,116,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,019.36 : 2,053,379.52 = 808,949.92 : x
  2. Step 2: Convert to fraction form
    1,488,019.36/2,053,379.52 = 808,949.92/x
  3. Step 3: Cross multiply
    1,488,019.36x = 2,053,379.52 × 808,949.92
  4. Step 4: Simplify right side
    1,488,019.36x = 1,661,081,198,433.64
  5. Step 5: Solve for x
    x = 1,661,081,198,433.64/1,488,019.36
  6. Step 6: Final answer
    x = 1,116,303.49

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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.