Home / 1,657,682.10-2,486,523.15-859,208.40

Finding the Fourth Proportional to 1,657,682.10, 2,486,523.15 and 859,208.40

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Solution

The fourth proportional to 1,657,682.10, 2,486,523.15 and 859,208.40 is: 1,288,812.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,682.10 : 2,486,523.15 = 859,208.40 : x
  2. Step 2: Convert to fraction form
    1,657,682.10/2,486,523.15 = 859,208.40/x
  3. Step 3: Cross multiply
    1,657,682.10x = 2,486,523.15 × 859,208.40
  4. Step 4: Simplify right side
    1,657,682.10x = 2,136,441,577,274.46
  5. Step 5: Solve for x
    x = 2,136,441,577,274.46/1,657,682.10
  6. Step 6: Final answer
    x = 1,288,812.60

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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.