Home / 927,104.20-1,388,582.70-802,688.20

Finding the Fourth Proportional to 927,104.20, 1,388,582.70 and 802,688.20

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Solution

The fourth proportional to 927,104.20, 1,388,582.70 and 802,688.20 is: 1,202,236.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,104.20 : 1,388,582.70 = 802,688.20 : x
  2. Step 2: Convert to fraction form
    927,104.20/1,388,582.70 = 802,688.20/x
  3. Step 3: Cross multiply
    927,104.20x = 1,388,582.70 × 802,688.20
  4. Step 4: Simplify right side
    927,104.20x = 1,114,598,948,014.14
  5. Step 5: Solve for x
    x = 1,114,598,948,014.14/927,104.20
  6. Step 6: Final answer
    x = 1,202,236.97

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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.