Home / 1,005,938.26-1,505,608.76-549,830.90

Finding the Fourth Proportional to 1,005,938.26, 1,505,608.76 and 549,830.90

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Solution

The fourth proportional to 1,005,938.26, 1,505,608.76 and 549,830.90 is: 822,943.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,938.26 : 1,505,608.76 = 549,830.90 : x
  2. Step 2: Convert to fraction form
    1,005,938.26/1,505,608.76 = 549,830.90/x
  3. Step 3: Cross multiply
    1,005,938.26x = 1,505,608.76 × 549,830.90
  4. Step 4: Simplify right side
    1,005,938.26x = 827,830,224,697.28
  5. Step 5: Solve for x
    x = 827,830,224,697.28/1,005,938.26
  6. Step 6: Final answer
    x = 822,943.38

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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.