Home / 1,564,481.23-2,347,709.07-665,921.52

Finding the Fourth Proportional to 1,564,481.23, 2,347,709.07 and 665,921.52

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Solution

The fourth proportional to 1,564,481.23, 2,347,709.07 and 665,921.52 is: 999,302.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,481.23 : 2,347,709.07 = 665,921.52 : x
  2. Step 2: Convert to fraction form
    1,564,481.23/2,347,709.07 = 665,921.52/x
  3. Step 3: Cross multiply
    1,564,481.23x = 2,347,709.07 × 665,921.52
  4. Step 4: Simplify right side
    1,564,481.23x = 1,563,389,989,082.58
  5. Step 5: Solve for x
    x = 1,563,389,989,082.58/1,564,481.23
  6. Step 6: Final answer
    x = 999,302.49

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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.