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Finding the Fourth Proportional to 2,607,387.70, 3,652,831.10 and 2,607,387.70

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Solution

The fourth proportional to 2,607,387.70, 3,652,831.10 and 2,607,387.70 is: 3,652,831.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,607,387.70 : 3,652,831.10 = 2,607,387.70 : x
  2. Step 2: Convert to fraction form
    2,607,387.70/3,652,831.10 = 2,607,387.70/x
  3. Step 3: Cross multiply
    2,607,387.70x = 3,652,831.10 × 2,607,387.70
  4. Step 4: Simplify right side
    2,607,387.70x = 9,524,346,880,317.47
  5. Step 5: Solve for x
    x = 9,524,346,880,317.47/2,607,387.70
  6. Step 6: Final answer
    x = 3,652,831.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.