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Finding the Third Proportional to 1,518,390 and 2,328,320.25

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Solution

The third proportional to 1,518,390 and 2,328,320.25 is: 3,570,278.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,390 : 2,328,320.25 = 2,328,320.25 : x
  2. Step 2: Convert to fraction form
    1,518,390/2,328,320.25 = 2,328,320.25/x
  3. Step 3: Cross multiply
    1,518,390x = 2,328,320.25 × 2,328,320.25
  4. Step 4: Simplify right side
    1,518,390x = 5,421,075,186,560.06
  5. Step 5: Solve for x
    x = 5,421,075,186,560.06/1,518,390
  6. Step 6: Final answer
    x = 3,570,278.51

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.