Home / 2,960,343.60-4,440,515.40-1,611,985.20

Finding the Fourth Proportional to 2,960,343.60, 4,440,515.40 and 1,611,985.20

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Solution

The fourth proportional to 2,960,343.60, 4,440,515.40 and 1,611,985.20 is: 2,417,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,960,343.60 : 4,440,515.40 = 1,611,985.20 : x
  2. Step 2: Convert to fraction form
    2,960,343.60/4,440,515.40 = 1,611,985.20/x
  3. Step 3: Cross multiply
    2,960,343.60x = 4,440,515.40 × 1,611,985.20
  4. Step 4: Simplify right side
    2,960,343.60x = 7,158,045,105,172.08
  5. Step 5: Solve for x
    x = 7,158,045,105,172.08/2,960,343.60
  6. Step 6: Final answer
    x = 2,417,977.80

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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.