Home / 1,556,184.17-2,147,529.98-867,856.82

Finding the Fourth Proportional to 1,556,184.17, 2,147,529.98 and 867,856.82

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Solution

The fourth proportional to 1,556,184.17, 2,147,529.98 and 867,856.82 is: 1,197,640.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,556,184.17 : 2,147,529.98 = 867,856.82 : x
  2. Step 2: Convert to fraction form
    1,556,184.17/2,147,529.98 = 867,856.82/x
  3. Step 3: Cross multiply
    1,556,184.17x = 2,147,529.98 × 867,856.82
  4. Step 4: Simplify right side
    1,556,184.17x = 1,863,748,530,729.46
  5. Step 5: Solve for x
    x = 1,863,748,530,729.46/1,556,184.17
  6. Step 6: Final answer
    x = 1,197,640.08

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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.