Home / 1,053,690.95-1,580,359.64-379,646.62

Finding the Fourth Proportional to 1,053,690.95, 1,580,359.64 and 379,646.62

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Solution

The fourth proportional to 1,053,690.95, 1,580,359.64 and 379,646.62 is: 569,406.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,690.95 : 1,580,359.64 = 379,646.62 : x
  2. Step 2: Convert to fraction form
    1,053,690.95/1,580,359.64 = 379,646.62/x
  3. Step 3: Cross multiply
    1,053,690.95x = 1,580,359.64 × 379,646.62
  4. Step 4: Simplify right side
    1,053,690.95x = 599,978,189,861.29
  5. Step 5: Solve for x
    x = 599,978,189,861.29/1,053,690.95
  6. Step 6: Final answer
    x = 569,406.23

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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.