Home / 1,347,558.40-2,021,337.60-548,428.60

Finding the Fourth Proportional to 1,347,558.40, 2,021,337.60 and 548,428.60

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Solution

The fourth proportional to 1,347,558.40, 2,021,337.60 and 548,428.60 is: 822,642.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,558.40 : 2,021,337.60 = 548,428.60 : x
  2. Step 2: Convert to fraction form
    1,347,558.40/2,021,337.60 = 548,428.60/x
  3. Step 3: Cross multiply
    1,347,558.40x = 2,021,337.60 × 548,428.60
  4. Step 4: Simplify right side
    1,347,558.40x = 1,108,559,350,095.36
  5. Step 5: Solve for x
    x = 1,108,559,350,095.36/1,347,558.40
  6. Step 6: Final answer
    x = 822,642.90

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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.