Home / 1,024,507.98-1,532,955.96-643,645.56

Finding the Fourth Proportional to 1,024,507.98, 1,532,955.96 and 643,645.56

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Solution

The fourth proportional to 1,024,507.98, 1,532,955.96 and 643,645.56 is: 963,077.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,507.98 : 1,532,955.96 = 643,645.56 : x
  2. Step 2: Convert to fraction form
    1,024,507.98/1,532,955.96 = 643,645.56/x
  3. Step 3: Cross multiply
    1,024,507.98x = 1,532,955.96 × 643,645.56
  4. Step 4: Simplify right side
    1,024,507.98x = 986,680,297,329.54
  5. Step 5: Solve for x
    x = 986,680,297,329.54/1,024,507.98
  6. Step 6: Final answer
    x = 963,077.22

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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.