Home / 2,116,553.22-2,918,064.08-1,527,358.21

Finding the Fourth Proportional to 2,116,553.22, 2,918,064.08 and 1,527,358.21

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Solution

The fourth proportional to 2,116,553.22, 2,918,064.08 and 1,527,358.21 is: 2,105,748.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,116,553.22 : 2,918,064.08 = 1,527,358.21 : x
  2. Step 2: Convert to fraction form
    2,116,553.22/2,918,064.08 = 1,527,358.21/x
  3. Step 3: Cross multiply
    2,116,553.22x = 2,918,064.08 × 1,527,358.21
  4. Step 4: Simplify right side
    2,116,553.22x = 4,456,929,126,417.33
  5. Step 5: Solve for x
    x = 4,456,929,126,417.33/2,116,553.22
  6. Step 6: Final answer
    x = 2,105,748.67

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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.