Home / 3,642,521.60-5,465,313.30-1,957,656.80

Finding the Fourth Proportional to 3,642,521.60, 5,465,313.30 and 1,957,656.80

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Solution

The fourth proportional to 3,642,521.60, 5,465,313.30 and 1,957,656.80 is: 2,937,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642,521.60 : 5,465,313.30 = 1,957,656.80 : x
  2. Step 2: Convert to fraction form
    3,642,521.60/5,465,313.30 = 1,957,656.80/x
  3. Step 3: Cross multiply
    3,642,521.60x = 5,465,313.30 × 1,957,656.80
  4. Step 4: Simplify right side
    3,642,521.60x = 10,699,207,745,875.44
  5. Step 5: Solve for x
    x = 10,699,207,745,875.44/3,642,521.60
  6. Step 6: Final answer
    x = 2,937,307.98

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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.