Home / 1,466,207.56-2,023,346.90-821,640.34

Finding the Fourth Proportional to 1,466,207.56, 2,023,346.90 and 821,640.34

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Solution

The fourth proportional to 1,466,207.56, 2,023,346.90 and 821,640.34 is: 1,133,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,466,207.56 : 2,023,346.90 = 821,640.34 : x
  2. Step 2: Convert to fraction form
    1,466,207.56/2,023,346.90 = 821,640.34/x
  3. Step 3: Cross multiply
    1,466,207.56x = 2,023,346.90 × 821,640.34
  4. Step 4: Simplify right side
    1,466,207.56x = 1,662,463,436,356.08
  5. Step 5: Solve for x
    x = 1,662,463,436,356.08/1,466,207.56
  6. Step 6: Final answer
    x = 1,133,852.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.