Home / 1,663,207.90-2,495,119.66-526,256.36

Finding the Fourth Proportional to 1,663,207.90, 2,495,119.66 and 526,256.36

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Solution

The fourth proportional to 1,663,207.90, 2,495,119.66 and 526,256.36 is: 789,481.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,207.90 : 2,495,119.66 = 526,256.36 : x
  2. Step 2: Convert to fraction form
    1,663,207.90/2,495,119.66 = 526,256.36/x
  3. Step 3: Cross multiply
    1,663,207.90x = 2,495,119.66 × 526,256.36
  4. Step 4: Simplify right side
    1,663,207.90x = 1,313,072,590,036.04
  5. Step 5: Solve for x
    x = 1,313,072,590,036.04/1,663,207.90
  6. Step 6: Final answer
    x = 789,481.93

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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.