Home / 1,341,678.52-2,013,450.90-867,187

Finding the Fourth Proportional to 1,341,678.52, 2,013,450.90 and 867,187

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Solution

The fourth proportional to 1,341,678.52, 2,013,450.90 and 867,187 is: 1,301,383.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,678.52 : 2,013,450.90 = 867,187 : x
  2. Step 2: Convert to fraction form
    1,341,678.52/2,013,450.90 = 867,187/x
  3. Step 3: Cross multiply
    1,341,678.52x = 2,013,450.90 × 867,187
  4. Step 4: Simplify right side
    1,341,678.52x = 1,746,038,445,618.30
  5. Step 5: Solve for x
    x = 1,746,038,445,618.30/1,341,678.52
  6. Step 6: Final answer
    x = 1,301,383.62

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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.