Home / 2,153,247.40-3,229,611.90-890,943.40

Finding the Fourth Proportional to 2,153,247.40, 3,229,611.90 and 890,943.40

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Solution

The fourth proportional to 2,153,247.40, 3,229,611.90 and 890,943.40 is: 1,336,307.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,247.40 : 3,229,611.90 = 890,943.40 : x
  2. Step 2: Convert to fraction form
    2,153,247.40/3,229,611.90 = 890,943.40/x
  3. Step 3: Cross multiply
    2,153,247.40x = 3,229,611.90 × 890,943.40
  4. Step 4: Simplify right side
    2,153,247.40x = 2,877,401,406,866.46
  5. Step 5: Solve for x
    x = 2,877,401,406,866.46/2,153,247.40
  6. Step 6: Final answer
    x = 1,336,307.85

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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.