Home / 3,615,548.60-5,423,322.90-919,868.60

Finding the Fourth Proportional to 3,615,548.60, 5,423,322.90 and 919,868.60

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Solution

The fourth proportional to 3,615,548.60, 5,423,322.90 and 919,868.60 is: 1,379,802.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,615,548.60 : 5,423,322.90 = 919,868.60 : x
  2. Step 2: Convert to fraction form
    3,615,548.60/5,423,322.90 = 919,868.60/x
  3. Step 3: Cross multiply
    3,615,548.60x = 5,423,322.90 × 919,868.60
  4. Step 4: Simplify right side
    3,615,548.60x = 4,988,744,443,370.94
  5. Step 5: Solve for x
    x = 4,988,744,443,370.94/3,615,548.60
  6. Step 6: Final answer
    x = 1,379,802.90

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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.