Home / 1,345,608.64-2,018,412.96-546,887.08

Finding the Fourth Proportional to 1,345,608.64, 2,018,412.96 and 546,887.08

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Solution

The fourth proportional to 1,345,608.64, 2,018,412.96 and 546,887.08 is: 820,330.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,608.64 : 2,018,412.96 = 546,887.08 : x
  2. Step 2: Convert to fraction form
    1,345,608.64/2,018,412.96 = 546,887.08/x
  3. Step 3: Cross multiply
    1,345,608.64x = 2,018,412.96 × 546,887.08
  4. Step 4: Simplify right side
    1,345,608.64x = 1,103,843,969,928.56
  5. Step 5: Solve for x
    x = 1,103,843,969,928.56/1,345,608.64
  6. Step 6: Final answer
    x = 820,330.62

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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.