Home / 2,898,103.40-4,347,155.10-876,659.30

Finding the Fourth Proportional to 2,898,103.40, 4,347,155.10 and 876,659.30

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Solution

The fourth proportional to 2,898,103.40, 4,347,155.10 and 876,659.30 is: 1,314,988.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,103.40 : 4,347,155.10 = 876,659.30 : x
  2. Step 2: Convert to fraction form
    2,898,103.40/4,347,155.10 = 876,659.30/x
  3. Step 3: Cross multiply
    2,898,103.40x = 4,347,155.10 × 876,659.30
  4. Step 4: Simplify right side
    2,898,103.40x = 3,810,973,946,957.43
  5. Step 5: Solve for x
    x = 3,810,973,946,957.43/2,898,103.40
  6. Step 6: Final answer
    x = 1,314,988.95

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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.