Home / 1,006,411.45-1,388,851.11-547,525.92

Finding the Fourth Proportional to 1,006,411.45, 1,388,851.11 and 547,525.92

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Solution

The fourth proportional to 1,006,411.45, 1,388,851.11 and 547,525.92 is: 755,587.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,411.45 : 1,388,851.11 = 547,525.92 : x
  2. Step 2: Convert to fraction form
    1,006,411.45/1,388,851.11 = 547,525.92/x
  3. Step 3: Cross multiply
    1,006,411.45x = 1,388,851.11 × 547,525.92
  4. Step 4: Simplify right side
    1,006,411.45x = 760,431,983,047.82
  5. Step 5: Solve for x
    x = 760,431,983,047.82/1,006,411.45
  6. Step 6: Final answer
    x = 755,587.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.