Home / 1,676,439.91-2,525,861.10-1,516,718.51

Finding the Fourth Proportional to 1,676,439.91, 2,525,861.10 and 1,516,718.51

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Solution

The fourth proportional to 1,676,439.91, 2,525,861.10 and 1,516,718.51 is: 2,285,211.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,439.91 : 2,525,861.10 = 1,516,718.51 : x
  2. Step 2: Convert to fraction form
    1,676,439.91/2,525,861.10 = 1,516,718.51/x
  3. Step 3: Cross multiply
    1,676,439.91x = 2,525,861.10 × 1,516,718.51
  4. Step 4: Simplify right side
    1,676,439.91x = 3,831,020,284,058.96
  5. Step 5: Solve for x
    x = 3,831,020,284,058.96/1,676,439.91
  6. Step 6: Final answer
    x = 2,285,211.81

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.