Home / 2,258,511.76-3,116,751.52-1,239,982.08

Finding the Fourth Proportional to 2,258,511.76, 3,116,751.52 and 1,239,982.08

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Solution

The fourth proportional to 2,258,511.76, 3,116,751.52 and 1,239,982.08 is: 1,711,178.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,258,511.76 : 3,116,751.52 = 1,239,982.08 : x
  2. Step 2: Convert to fraction form
    2,258,511.76/3,116,751.52 = 1,239,982.08/x
  3. Step 3: Cross multiply
    2,258,511.76x = 3,116,751.52 × 1,239,982.08
  4. Step 4: Simplify right side
    2,258,511.76x = 3,864,716,032,612.76
  5. Step 5: Solve for x
    x = 3,864,716,032,612.76/2,258,511.76
  6. Step 6: Final answer
    x = 1,711,178.18

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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.