Home / 1,437,483.30-2,154,157.62-988,710.90

Finding the Fourth Proportional to 1,437,483.30, 2,154,157.62 and 988,710.90

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Solution

The fourth proportional to 1,437,483.30, 2,154,157.62 and 988,710.90 is: 1,481,644.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,483.30 : 2,154,157.62 = 988,710.90 : x
  2. Step 2: Convert to fraction form
    1,437,483.30/2,154,157.62 = 988,710.90/x
  3. Step 3: Cross multiply
    1,437,483.30x = 2,154,157.62 × 988,710.90
  4. Step 4: Simplify right side
    1,437,483.30x = 2,129,839,119,212.06
  5. Step 5: Solve for x
    x = 2,129,839,119,212.06/1,437,483.30
  6. Step 6: Final answer
    x = 1,481,644.43

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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.