Home / 1,447,993.05-2,172,117.20-537,186.06

Finding the Fourth Proportional to 1,447,993.05, 2,172,117.20 and 537,186.06

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Solution

The fourth proportional to 1,447,993.05, 2,172,117.20 and 537,186.06 is: 805,826.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,993.05 : 2,172,117.20 = 537,186.06 : x
  2. Step 2: Convert to fraction form
    1,447,993.05/2,172,117.20 = 537,186.06/x
  3. Step 3: Cross multiply
    1,447,993.05x = 2,172,117.20 × 537,186.06
  4. Step 4: Simplify right side
    1,447,993.05x = 1,166,831,080,526.23
  5. Step 5: Solve for x
    x = 1,166,831,080,526.23/1,447,993.05
  6. Step 6: Final answer
    x = 805,826.44

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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.