Home / 1,347,589.50-1,859,462.10-774,522.60

Finding the Fourth Proportional to 1,347,589.50, 1,859,462.10 and 774,522.60

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Solution

The fourth proportional to 1,347,589.50, 1,859,462.10 and 774,522.60 is: 1,068,719.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,347,589.50 : 1,859,462.10 = 774,522.60 : x
  2. Step 2: Convert to fraction form
    1,347,589.50/1,859,462.10 = 774,522.60/x
  3. Step 3: Cross multiply
    1,347,589.50x = 1,859,462.10 × 774,522.60
  4. Step 4: Simplify right side
    1,347,589.50x = 1,440,195,420,293.46
  5. Step 5: Solve for x
    x = 1,440,195,420,293.46/1,347,589.50
  6. Step 6: Final answer
    x = 1,068,719.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.