Home / 1,015,627.84-1,523,655.36-384,527.68

Finding the Fourth Proportional to 1,015,627.84, 1,523,655.36 and 384,527.68

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Solution

The fourth proportional to 1,015,627.84, 1,523,655.36 and 384,527.68 is: 576,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,627.84 : 1,523,655.36 = 384,527.68 : x
  2. Step 2: Convert to fraction form
    1,015,627.84/1,523,655.36 = 384,527.68/x
  3. Step 3: Cross multiply
    1,015,627.84x = 1,523,655.36 × 384,527.68
  4. Step 4: Simplify right side
    1,015,627.84x = 585,887,660,700.37
  5. Step 5: Solve for x
    x = 585,887,660,700.37/1,015,627.84
  6. Step 6: Final answer
    x = 576,872.39

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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.