Home / 5,076,402-7,005,434.76-2,784,568.17

Finding the Fourth Proportional to 5,076,402, 7,005,434.76 and 2,784,568.17

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Solution

The fourth proportional to 5,076,402, 7,005,434.76 and 2,784,568.17 is: 3,842,704.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076,402 : 7,005,434.76 = 2,784,568.17 : x
  2. Step 2: Convert to fraction form
    5,076,402/7,005,434.76 = 2,784,568.17/x
  3. Step 3: Cross multiply
    5,076,402x = 7,005,434.76 × 2,784,568.17
  4. Step 4: Simplify right side
    5,076,402x = 19,507,110,649,707.59
  5. Step 5: Solve for x
    x = 19,507,110,649,707.59/5,076,402
  6. Step 6: Final answer
    x = 3,842,704.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.