Home / 2,812,320.09-3,880,982.37-1,523,130.96

Finding the Fourth Proportional to 2,812,320.09, 3,880,982.37 and 1,523,130.96

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Solution

The fourth proportional to 2,812,320.09, 3,880,982.37 and 1,523,130.96 is: 2,101,910.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,812,320.09 : 3,880,982.37 = 1,523,130.96 : x
  2. Step 2: Convert to fraction form
    2,812,320.09/3,880,982.37 = 1,523,130.96/x
  3. Step 3: Cross multiply
    2,812,320.09x = 3,880,982.37 × 1,523,130.96
  4. Step 4: Simplify right side
    2,812,320.09x = 5,911,244,402,961.18
  5. Step 5: Solve for x
    x = 5,911,244,402,961.18/2,812,320.09
  6. Step 6: Final answer
    x = 2,101,910.24

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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.