Home / 1,657,539.30-2,486,062.89-459,336.69

Finding the Fourth Proportional to 1,657,539.30, 2,486,062.89 and 459,336.69

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Solution

The fourth proportional to 1,657,539.30, 2,486,062.89 and 459,336.69 is: 688,936.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,539.30 : 2,486,062.89 = 459,336.69 : x
  2. Step 2: Convert to fraction form
    1,657,539.30/2,486,062.89 = 459,336.69/x
  3. Step 3: Cross multiply
    1,657,539.30x = 2,486,062.89 × 459,336.69
  4. Step 4: Simplify right side
    1,657,539.30x = 1,141,939,899,024.43
  5. Step 5: Solve for x
    x = 1,141,939,899,024.43/1,657,539.30
  6. Step 6: Final answer
    x = 688,936.85

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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.