Home / 1,657,323.57-2,486,038.82-459,257.43

Finding the Fourth Proportional to 1,657,323.57, 2,486,038.82 and 459,257.43

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Solution

The fourth proportional to 1,657,323.57, 2,486,038.82 and 459,257.43 is: 688,900.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,323.57 : 2,486,038.82 = 459,257.43 : x
  2. Step 2: Convert to fraction form
    1,657,323.57/2,486,038.82 = 459,257.43/x
  3. Step 3: Cross multiply
    1,657,323.57x = 2,486,038.82 × 459,257.43
  4. Step 4: Simplify right side
    1,657,323.57x = 1,141,731,799,353.43
  5. Step 5: Solve for x
    x = 1,141,731,799,353.43/1,657,323.57
  6. Step 6: Final answer
    x = 688,900.96

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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.