Home / 1,445,628.20-2,166,887.10-546,722.60

Finding the Fourth Proportional to 1,445,628.20, 2,166,887.10 and 546,722.60

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Solution

The fourth proportional to 1,445,628.20, 2,166,887.10 and 546,722.60 is: 819,495.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,628.20 : 2,166,887.10 = 546,722.60 : x
  2. Step 2: Convert to fraction form
    1,445,628.20/2,166,887.10 = 546,722.60/x
  3. Step 3: Cross multiply
    1,445,628.20x = 2,166,887.10 × 546,722.60
  4. Step 4: Simplify right side
    1,445,628.20x = 1,184,686,149,218.46
  5. Step 5: Solve for x
    x = 1,184,686,149,218.46/1,445,628.20
  6. Step 6: Final answer
    x = 819,495.74

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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.