Home / 1,657,322.57-2,486,037.32-459,256.43

Finding the Fourth Proportional to 1,657,322.57, 2,486,037.32 and 459,256.43

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Solution

The fourth proportional to 1,657,322.57, 2,486,037.32 and 459,256.43 is: 688,899.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,322.57 : 2,486,037.32 = 459,256.43 : x
  2. Step 2: Convert to fraction form
    1,657,322.57/2,486,037.32 = 459,256.43/x
  3. Step 3: Cross multiply
    1,657,322.57x = 2,486,037.32 × 459,256.43
  4. Step 4: Simplify right side
    1,657,322.57x = 1,141,728,630,070.99
  5. Step 5: Solve for x
    x = 1,141,728,630,070.99/1,657,322.57
  6. Step 6: Final answer
    x = 688,899.46

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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.