Home / 2,643,651.60-3,965,477.40-2,465,192.40

Finding the Fourth Proportional to 2,643,651.60, 3,965,477.40 and 2,465,192.40

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Solution

The fourth proportional to 2,643,651.60, 3,965,477.40 and 2,465,192.40 is: 3,697,788.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643,651.60 : 3,965,477.40 = 2,465,192.40 : x
  2. Step 2: Convert to fraction form
    2,643,651.60/3,965,477.40 = 2,465,192.40/x
  3. Step 3: Cross multiply
    2,643,651.60x = 3,965,477.40 × 2,465,192.40
  4. Step 4: Simplify right side
    2,643,651.60x = 9,775,664,748,851.76
  5. Step 5: Solve for x
    x = 9,775,664,748,851.76/2,643,651.60
  6. Step 6: Final answer
    x = 3,697,788.60

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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.