Home / 1,808,236.64-2,712,458.84-655,734.11

Finding the Fourth Proportional to 1,808,236.64, 2,712,458.84 and 655,734.11

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Solution

The fourth proportional to 1,808,236.64, 2,712,458.84 and 655,734.11 is: 983,638.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,808,236.64 : 2,712,458.84 = 655,734.11 : x
  2. Step 2: Convert to fraction form
    1,808,236.64/2,712,458.84 = 655,734.11/x
  3. Step 3: Cross multiply
    1,808,236.64x = 2,712,458.84 × 655,734.11
  4. Step 4: Simplify right side
    1,808,236.64x = 1,778,651,766,518.07
  5. Step 5: Solve for x
    x = 1,778,651,766,518.07/1,808,236.64
  6. Step 6: Final answer
    x = 983,638.83

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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.