Home / 1,086,281.10-1,627,672.05-907,821.90

Finding the Fourth Proportional to 1,086,281.10, 1,627,672.05 and 907,821.90

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Solution

The fourth proportional to 1,086,281.10, 1,627,672.05 and 907,821.90 is: 1,360,270.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,281.10 : 1,627,672.05 = 907,821.90 : x
  2. Step 2: Convert to fraction form
    1,086,281.10/1,627,672.05 = 907,821.90/x
  3. Step 3: Cross multiply
    1,086,281.10x = 1,627,672.05 × 907,821.90
  4. Step 4: Simplify right side
    1,086,281.10x = 1,477,636,333,007.90
  5. Step 5: Solve for x
    x = 1,477,636,333,007.90/1,086,281.10
  6. Step 6: Final answer
    x = 1,360,270.68

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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.