Home / 2,126,266.40-2,934,139.56-1,159,388.84

Finding the Fourth Proportional to 2,126,266.40, 2,934,139.56 and 1,159,388.84

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Solution

The fourth proportional to 2,126,266.40, 2,934,139.56 and 1,159,388.84 is: 1,599,897.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,266.40 : 2,934,139.56 = 1,159,388.84 : x
  2. Step 2: Convert to fraction form
    2,126,266.40/2,934,139.56 = 1,159,388.84/x
  3. Step 3: Cross multiply
    2,126,266.40x = 2,934,139.56 × 1,159,388.84
  4. Step 4: Simplify right side
    2,126,266.40x = 3,401,808,660,866.51
  5. Step 5: Solve for x
    x = 3,401,808,660,866.51/2,126,266.40
  6. Step 6: Final answer
    x = 1,599,897.67

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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.