Home / 1,053,273.60-1,578,873.60-520,876.80

Finding the Fourth Proportional to 1,053,273.60, 1,578,873.60 and 520,876.80

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Solution

The fourth proportional to 1,053,273.60, 1,578,873.60 and 520,876.80 is: 780,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,273.60 : 1,578,873.60 = 520,876.80 : x
  2. Step 2: Convert to fraction form
    1,053,273.60/1,578,873.60 = 520,876.80/x
  3. Step 3: Cross multiply
    1,053,273.60x = 1,578,873.60 × 520,876.80
  4. Step 4: Simplify right side
    1,053,273.60x = 822,398,628,372.48
  5. Step 5: Solve for x
    x = 822,398,628,372.48/1,053,273.60
  6. Step 6: Final answer
    x = 780,802.47

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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.