Home / 1,615,548.84-2,229,150.34-970,733.76

Finding the Fourth Proportional to 1,615,548.84, 2,229,150.34 and 970,733.76

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Solution

The fourth proportional to 1,615,548.84, 2,229,150.34 and 970,733.76 is: 1,339,428.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,548.84 : 2,229,150.34 = 970,733.76 : x
  2. Step 2: Convert to fraction form
    1,615,548.84/2,229,150.34 = 970,733.76/x
  3. Step 3: Cross multiply
    1,615,548.84x = 2,229,150.34 × 970,733.76
  4. Step 4: Simplify right side
    1,615,548.84x = 2,163,911,491,153.48
  5. Step 5: Solve for x
    x = 2,163,911,491,153.48/1,615,548.84
  6. Step 6: Final answer
    x = 1,339,428.09

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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.