Home / 1,657,954.72-2,486,931.92-459,877.09

Finding the Fourth Proportional to 1,657,954.72, 2,486,931.92 and 459,877.09

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Solution

The fourth proportional to 1,657,954.72, 2,486,931.92 and 459,877.09 is: 689,815.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657,954.72 : 2,486,931.92 = 459,877.09 : x
  2. Step 2: Convert to fraction form
    1,657,954.72/2,486,931.92 = 459,877.09/x
  3. Step 3: Cross multiply
    1,657,954.72x = 2,486,931.92 × 459,877.09
  4. Step 4: Simplify right side
    1,657,954.72x = 1,143,683,014,397.71
  5. Step 5: Solve for x
    x = 1,143,683,014,397.71/1,657,954.72
  6. Step 6: Final answer
    x = 689,815.59

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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.