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Finding the Third Proportional to 1,136,931.19 and 1,672,124.06

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Solution

The third proportional to 1,136,931.19 and 1,672,124.06 is: 2,459,250.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,931.19 : 1,672,124.06 = 1,672,124.06 : x
  2. Step 2: Convert to fraction form
    1,136,931.19/1,672,124.06 = 1,672,124.06/x
  3. Step 3: Cross multiply
    1,136,931.19x = 1,672,124.06 × 1,672,124.06
  4. Step 4: Simplify right side
    1,136,931.19x = 2,795,998,880,391.50
  5. Step 5: Solve for x
    x = 2,795,998,880,391.50/1,136,931.19
  6. Step 6: Final answer
    x = 2,459,250.75

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.