Home / 1,782,210.60-2,673,315.90-822,664.35

Finding the Fourth Proportional to 1,782,210.60, 2,673,315.90 and 822,664.35

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Solution

The fourth proportional to 1,782,210.60, 2,673,315.90 and 822,664.35 is: 1,233,996.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,782,210.60 : 2,673,315.90 = 822,664.35 : x
  2. Step 2: Convert to fraction form
    1,782,210.60/2,673,315.90 = 822,664.35/x
  3. Step 3: Cross multiply
    1,782,210.60x = 2,673,315.90 × 822,664.35
  4. Step 4: Simplify right side
    1,782,210.60x = 2,199,241,687,218.17
  5. Step 5: Solve for x
    x = 2,199,241,687,218.17/1,782,210.60
  6. Step 6: Final answer
    x = 1,233,996.53

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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.