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Finding the Third Proportional to 3,130,128 and 4,975,344

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Solution

The third proportional to 3,130,128 and 4,975,344 is: 7,908,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,128 : 4,975,344 = 4,975,344 : x
  2. Step 2: Convert to fraction form
    3,130,128/4,975,344 = 4,975,344/x
  3. Step 3: Cross multiply
    3,130,128x = 4,975,344 × 4,975,344
  4. Step 4: Simplify right side
    3,130,128x = 24,754,047,918,336
  5. Step 5: Solve for x
    x = 24,754,047,918,336/3,130,128
  6. Step 6: Final answer
    x = 7,908,318.10

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.