Home / 2,914,875-4,372,872.93-1,117,618.32

Finding the Fourth Proportional to 2,914,875, 4,372,872.93 and 1,117,618.32

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Solution

The fourth proportional to 2,914,875, 4,372,872.93 and 1,117,618.32 is: 1,676,642.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,875 : 4,372,872.93 = 1,117,618.32 : x
  2. Step 2: Convert to fraction form
    2,914,875/4,372,872.93 = 1,117,618.32/x
  3. Step 3: Cross multiply
    2,914,875x = 4,372,872.93 × 1,117,618.32
  4. Step 4: Simplify right side
    2,914,875x = 4,887,202,897,600.08
  5. Step 5: Solve for x
    x = 4,887,202,897,600.08/2,914,875
  6. Step 6: Final answer
    x = 1,676,642.36

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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.