Home / 1,347,373.60-2,021,341.20-449,094.40

Finding the Fourth Proportional to 1,347,373.60, 2,021,341.20 and 449,094.40

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Solution

The fourth proportional to 1,347,373.60, 2,021,341.20 and 449,094.40 is: 673,735.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,373.60 : 2,021,341.20 = 449,094.40 : x
  2. Step 2: Convert to fraction form
    1,347,373.60/2,021,341.20 = 449,094.40/x
  3. Step 3: Cross multiply
    1,347,373.60x = 2,021,341.20 × 449,094.40
  4. Step 4: Simplify right side
    1,347,373.60x = 907,773,013,409.28
  5. Step 5: Solve for x
    x = 907,773,013,409.28/1,347,373.60
  6. Step 6: Final answer
    x = 673,735.19

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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.