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Finding the Third Proportional to 840,746 and 1,280,559

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Solution

The third proportional to 840,746 and 1,280,559 is: 1,950,448.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,746 : 1,280,559 = 1,280,559 : x
  2. Step 2: Convert to fraction form
    840,746/1,280,559 = 1,280,559/x
  3. Step 3: Cross multiply
    840,746x = 1,280,559 × 1,280,559
  4. Step 4: Simplify right side
    840,746x = 1,639,831,352,481
  5. Step 5: Solve for x
    x = 1,639,831,352,481/840,746
  6. Step 6: Final answer
    x = 1,950,448.00

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.