Home / 1,615,936-2,423,905.28-618,664.96

Finding the Fourth Proportional to 1,615,936, 2,423,905.28 and 618,664.96

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Solution

The fourth proportional to 1,615,936, 2,423,905.28 and 618,664.96 is: 927,997.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,936 : 2,423,905.28 = 618,664.96 : x
  2. Step 2: Convert to fraction form
    1,615,936/2,423,905.28 = 618,664.96/x
  3. Step 3: Cross multiply
    1,615,936x = 2,423,905.28 × 618,664.96
  4. Step 4: Simplify right side
    1,615,936x = 1,499,585,263,094.99
  5. Step 5: Solve for x
    x = 1,499,585,263,094.99/1,615,936
  6. Step 6: Final answer
    x = 927,997.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.