Home / 2,151,963.58-3,229,225.35-1,087,113.46

Finding the Fourth Proportional to 2,151,963.58, 3,229,225.35 and 1,087,113.46

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Solution

The fourth proportional to 2,151,963.58, 3,229,225.35 and 1,087,113.46 is: 1,631,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,151,963.58 : 3,229,225.35 = 1,087,113.46 : x
  2. Step 2: Convert to fraction form
    2,151,963.58/3,229,225.35 = 1,087,113.46/x
  3. Step 3: Cross multiply
    2,151,963.58x = 3,229,225.35 × 1,087,113.46
  4. Step 4: Simplify right side
    2,151,963.58x = 3,510,534,343,358.21
  5. Step 5: Solve for x
    x = 3,510,534,343,358.21/2,151,963.58
  6. Step 6: Final answer
    x = 1,631,316.80

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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.