Home / 1,144,012.87-1,578,737.96-634,714.03

Finding the Fourth Proportional to 1,144,012.87, 1,578,737.96 and 634,714.03

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Solution

The fourth proportional to 1,144,012.87, 1,578,737.96 and 634,714.03 is: 875,905.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,012.87 : 1,578,737.96 = 634,714.03 : x
  2. Step 2: Convert to fraction form
    1,144,012.87/1,578,737.96 = 634,714.03/x
  3. Step 3: Cross multiply
    1,144,012.87x = 1,578,737.96 × 634,714.03
  4. Step 4: Simplify right side
    1,144,012.87x = 1,002,047,129,732.01
  5. Step 5: Solve for x
    x = 1,002,047,129,732.01/1,144,012.87
  6. Step 6: Final answer
    x = 875,905.47

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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.