Home / 1,826,313.84-2,739,392.16-478,446.60

Finding the Fourth Proportional to 1,826,313.84, 2,739,392.16 and 478,446.60

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Solution

The fourth proportional to 1,826,313.84, 2,739,392.16 and 478,446.60 is: 717,649.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826,313.84 : 2,739,392.16 = 478,446.60 : x
  2. Step 2: Convert to fraction form
    1,826,313.84/2,739,392.16 = 478,446.60/x
  3. Step 3: Cross multiply
    1,826,313.84x = 2,739,392.16 × 478,446.60
  4. Step 4: Simplify right side
    1,826,313.84x = 1,310,652,865,018.66
  5. Step 5: Solve for x
    x = 1,310,652,865,018.66/1,826,313.84
  6. Step 6: Final answer
    x = 717,649.31

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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.