Home / 3,459,640.79-4,774,275.79-1,889,773.92

Finding the Fourth Proportional to 3,459,640.79, 4,774,275.79 and 1,889,773.92

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Solution

The fourth proportional to 3,459,640.79, 4,774,275.79 and 1,889,773.92 is: 2,607,872.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459,640.79 : 4,774,275.79 = 1,889,773.92 : x
  2. Step 2: Convert to fraction form
    3,459,640.79/4,774,275.79 = 1,889,773.92/x
  3. Step 3: Cross multiply
    3,459,640.79x = 4,774,275.79 × 1,889,773.92
  4. Step 4: Simplify right side
    3,459,640.79x = 9,022,301,870,104.96
  5. Step 5: Solve for x
    x = 9,022,301,870,104.96/3,459,640.79
  6. Step 6: Final answer
    x = 2,607,872.44

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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.