Home / 1,490,196.42-2,235,627.84-543,567.14

Finding the Fourth Proportional to 1,490,196.42, 2,235,627.84 and 543,567.14

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Solution

The fourth proportional to 1,490,196.42, 2,235,627.84 and 543,567.14 is: 815,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,196.42 : 2,235,627.84 = 543,567.14 : x
  2. Step 2: Convert to fraction form
    1,490,196.42/2,235,627.84 = 543,567.14/x
  3. Step 3: Cross multiply
    1,490,196.42x = 2,235,627.84 × 543,567.14
  4. Step 4: Simplify right side
    1,490,196.42x = 1,215,213,830,337.02
  5. Step 5: Solve for x
    x = 1,215,213,830,337.02/1,490,196.42
  6. Step 6: Final answer
    x = 815,472.25

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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.