Home / 1,681,817.20-2,521,225.86-616,611.04

Finding the Fourth Proportional to 1,681,817.20, 2,521,225.86 and 616,611.04

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Solution

The fourth proportional to 1,681,817.20, 2,521,225.86 and 616,611.04 is: 924,366.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,817.20 : 2,521,225.86 = 616,611.04 : x
  2. Step 2: Convert to fraction form
    1,681,817.20/2,521,225.86 = 616,611.04/x
  3. Step 3: Cross multiply
    1,681,817.20x = 2,521,225.86 × 616,611.04
  4. Step 4: Simplify right side
    1,681,817.20x = 1,554,615,699,609.49
  5. Step 5: Solve for x
    x = 1,554,615,699,609.49/1,681,817.20
  6. Step 6: Final answer
    x = 924,366.63

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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.