Home / 1,536,461.64-2,120,304.96-891,941.76

Finding the Fourth Proportional to 1,536,461.64, 2,120,304.96 and 891,941.76

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Solution

The fourth proportional to 1,536,461.64, 2,120,304.96 and 891,941.76 is: 1,230,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,536,461.64 : 2,120,304.96 = 891,941.76 : x
  2. Step 2: Convert to fraction form
    1,536,461.64/2,120,304.96 = 891,941.76/x
  3. Step 3: Cross multiply
    1,536,461.64x = 2,120,304.96 × 891,941.76
  4. Step 4: Simplify right side
    1,536,461.64x = 1,891,188,537,759.13
  5. Step 5: Solve for x
    x = 1,891,188,537,759.13/1,536,461.64
  6. Step 6: Final answer
    x = 1,230,872.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.