Home / 1,449,639.70-2,174,459.55-452,238.10

Finding the Fourth Proportional to 1,449,639.70, 2,174,459.55 and 452,238.10

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Solution

The fourth proportional to 1,449,639.70, 2,174,459.55 and 452,238.10 is: 678,357.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,639.70 : 2,174,459.55 = 452,238.10 : x
  2. Step 2: Convert to fraction form
    1,449,639.70/2,174,459.55 = 452,238.10/x
  3. Step 3: Cross multiply
    1,449,639.70x = 2,174,459.55 × 452,238.10
  4. Step 4: Simplify right side
    1,449,639.70x = 983,373,455,418.86
  5. Step 5: Solve for x
    x = 983,373,455,418.86/1,449,639.70
  6. Step 6: Final answer
    x = 678,357.15

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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.