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Finding the Third Proportional to 1,311,428 and 1,771,725

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Solution

The third proportional to 1,311,428 and 1,771,725 is: 2,393,581.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,428 : 1,771,725 = 1,771,725 : x
  2. Step 2: Convert to fraction form
    1,311,428/1,771,725 = 1,771,725/x
  3. Step 3: Cross multiply
    1,311,428x = 1,771,725 × 1,771,725
  4. Step 4: Simplify right side
    1,311,428x = 3,139,009,475,625
  5. Step 5: Solve for x
    x = 3,139,009,475,625/1,311,428
  6. Step 6: Final answer
    x = 2,393,581.25

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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.