Home / 3,980,260.49-5,492,698.70-2,237,931.45

Finding the Fourth Proportional to 3,980,260.49, 5,492,698.70 and 2,237,931.45

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Solution

The fourth proportional to 3,980,260.49, 5,492,698.70 and 2,237,931.45 is: 3,088,311.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,260.49 : 5,492,698.70 = 2,237,931.45 : x
  2. Step 2: Convert to fraction form
    3,980,260.49/5,492,698.70 = 2,237,931.45/x
  3. Step 3: Cross multiply
    3,980,260.49x = 5,492,698.70 × 2,237,931.45
  4. Step 4: Simplify right side
    3,980,260.49x = 12,292,283,154,914.46
  5. Step 5: Solve for x
    x = 12,292,283,154,914.46/3,980,260.49
  6. Step 6: Final answer
    x = 3,088,311.23

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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.