Home / 1,774,720.20-2,658,143.70-709,213.80

Finding the Fourth Proportional to 1,774,720.20, 2,658,143.70 and 709,213.80

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Solution

The fourth proportional to 1,774,720.20, 2,658,143.70 and 709,213.80 is: 1,062,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,720.20 : 2,658,143.70 = 709,213.80 : x
  2. Step 2: Convert to fraction form
    1,774,720.20/2,658,143.70 = 709,213.80/x
  3. Step 3: Cross multiply
    1,774,720.20x = 2,658,143.70 × 709,213.80
  4. Step 4: Simplify right side
    1,774,720.20x = 1,885,192,194,423.06
  5. Step 5: Solve for x
    x = 1,885,192,194,423.06/1,774,720.20
  6. Step 6: Final answer
    x = 1,062,247.56

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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.