Home / 1,213,446.60-1,820,024.10-503,400.60

Finding the Fourth Proportional to 1,213,446.60, 1,820,024.10 and 503,400.60

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Solution

The fourth proportional to 1,213,446.60, 1,820,024.10 and 503,400.60 is: 755,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,446.60 : 1,820,024.10 = 503,400.60 : x
  2. Step 2: Convert to fraction form
    1,213,446.60/1,820,024.10 = 503,400.60/x
  3. Step 3: Cross multiply
    1,213,446.60x = 1,820,024.10 × 503,400.60
  4. Step 4: Simplify right side
    1,213,446.60x = 916,201,223,954.46
  5. Step 5: Solve for x
    x = 916,201,223,954.46/1,213,446.60
  6. Step 6: Final answer
    x = 755,040.41

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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.