Home / 1,223,876.10-1,835,180.55-549,376.58

Finding the Fourth Proportional to 1,223,876.10, 1,835,180.55 and 549,376.58

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Solution

The fourth proportional to 1,223,876.10, 1,835,180.55 and 549,376.58 is: 823,780.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,876.10 : 1,835,180.55 = 549,376.58 : x
  2. Step 2: Convert to fraction form
    1,223,876.10/1,835,180.55 = 549,376.58/x
  3. Step 3: Cross multiply
    1,223,876.10x = 1,835,180.55 × 549,376.58
  4. Step 4: Simplify right side
    1,223,876.10x = 1,008,205,214,241.52
  5. Step 5: Solve for x
    x = 1,008,205,214,241.52/1,223,876.10
  6. Step 6: Final answer
    x = 823,780.46

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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.