Home / 1,474,089.21-2,034,242.18-829,509.98

Finding the Fourth Proportional to 1,474,089.21, 2,034,242.18 and 829,509.98

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Solution

The fourth proportional to 1,474,089.21, 2,034,242.18 and 829,509.98 is: 1,144,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,089.21 : 2,034,242.18 = 829,509.98 : x
  2. Step 2: Convert to fraction form
    1,474,089.21/2,034,242.18 = 829,509.98/x
  3. Step 3: Cross multiply
    1,474,089.21x = 2,034,242.18 × 829,509.98
  4. Step 4: Simplify right side
    1,474,089.21x = 1,687,424,175,728.20
  5. Step 5: Solve for x
    x = 1,687,424,175,728.20/1,474,089.21
  6. Step 6: Final answer
    x = 1,144,723.24

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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.