Home / 1,258,898.76-1,889,134.92-510,944.76

Finding the Fourth Proportional to 1,258,898.76, 1,889,134.92 and 510,944.76

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Solution

The fourth proportional to 1,258,898.76, 1,889,134.92 and 510,944.76 is: 766,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,258,898.76 : 1,889,134.92 = 510,944.76 : x
  2. Step 2: Convert to fraction form
    1,258,898.76/1,889,134.92 = 510,944.76/x
  3. Step 3: Cross multiply
    1,258,898.76x = 1,889,134.92 × 510,944.76
  4. Step 4: Simplify right side
    1,258,898.76x = 965,243,588,307.02
  5. Step 5: Solve for x
    x = 965,243,588,307.02/1,258,898.76
  6. Step 6: Final answer
    x = 766,736.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.