Home / 2,180,360.16-3,008,996.10-1,213,552.35

Finding the Fourth Proportional to 2,180,360.16, 3,008,996.10 and 1,213,552.35

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Solution

The fourth proportional to 2,180,360.16, 3,008,996.10 and 1,213,552.35 is: 1,674,757.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,360.16 : 3,008,996.10 = 1,213,552.35 : x
  2. Step 2: Convert to fraction form
    2,180,360.16/3,008,996.10 = 1,213,552.35/x
  3. Step 3: Cross multiply
    2,180,360.16x = 3,008,996.10 × 1,213,552.35
  4. Step 4: Simplify right side
    2,180,360.16x = 3,651,574,288,295.84
  5. Step 5: Solve for x
    x = 3,651,574,288,295.84/2,180,360.16
  6. Step 6: Final answer
    x = 1,674,757.39

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1.5x scale

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.