Home / 1,869,014.55-2,803,521.83-1,151,569.20

Finding the Fourth Proportional to 1,869,014.55, 2,803,521.83 and 1,151,569.20

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Solution

The fourth proportional to 1,869,014.55, 2,803,521.83 and 1,151,569.20 is: 1,727,353.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,014.55 : 2,803,521.83 = 1,151,569.20 : x
  2. Step 2: Convert to fraction form
    1,869,014.55/2,803,521.83 = 1,151,569.20/x
  3. Step 3: Cross multiply
    1,869,014.55x = 2,803,521.83 × 1,151,569.20
  4. Step 4: Simplify right side
    1,869,014.55x = 3,228,449,385,197.79
  5. Step 5: Solve for x
    x = 3,228,449,385,197.79/1,869,014.55
  6. Step 6: Final answer
    x = 1,727,353.80

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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.