Home / 1,932,045.06-2,911,954.91-1,665,391.55

Finding the Fourth Proportional to 1,932,045.06, 2,911,954.91 and 1,665,391.55

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Solution

The fourth proportional to 1,932,045.06, 2,911,954.91 and 1,665,391.55 is: 2,510,057.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932,045.06 : 2,911,954.91 = 1,665,391.55 : x
  2. Step 2: Convert to fraction form
    1,932,045.06/2,911,954.91 = 1,665,391.55/x
  3. Step 3: Cross multiply
    1,932,045.06x = 2,911,954.91 × 1,665,391.55
  4. Step 4: Simplify right side
    1,932,045.06x = 4,849,545,117,706.10
  5. Step 5: Solve for x
    x = 4,849,545,117,706.10/1,932,045.06
  6. Step 6: Final answer
    x = 2,510,057.98

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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.