Home / 3,880,918.07-5,822,189.48-1,321,931.24

Finding the Fourth Proportional to 3,880,918.07, 5,822,189.48 and 1,321,931.24

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Solution

The fourth proportional to 3,880,918.07, 5,822,189.48 and 1,321,931.24 is: 1,983,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,880,918.07 : 5,822,189.48 = 1,321,931.24 : x
  2. Step 2: Convert to fraction form
    3,880,918.07/5,822,189.48 = 1,321,931.24/x
  3. Step 3: Cross multiply
    3,880,918.07x = 5,822,189.48 × 1,321,931.24
  4. Step 4: Simplify right side
    3,880,918.07x = 7,696,534,154,838.45
  5. Step 5: Solve for x
    x = 7,696,534,154,838.45/3,880,918.07
  6. Step 6: Final answer
    x = 1,983,173.57

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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.