Home / 1,776,915.19-2,665,370.62-578,835.55

Finding the Fourth Proportional to 1,776,915.19, 2,665,370.62 and 578,835.55

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Solution

The fourth proportional to 1,776,915.19, 2,665,370.62 and 578,835.55 is: 868,252.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,915.19 : 2,665,370.62 = 578,835.55 : x
  2. Step 2: Convert to fraction form
    1,776,915.19/2,665,370.62 = 578,835.55/x
  3. Step 3: Cross multiply
    1,776,915.19x = 2,665,370.62 × 578,835.55
  4. Step 4: Simplify right side
    1,776,915.19x = 1,542,811,260,671.03
  5. Step 5: Solve for x
    x = 1,542,811,260,671.03/1,776,915.19
  6. Step 6: Final answer
    x = 868,252.62

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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.