Home / 3,076,740.72-4,615,548.36-947,002.32

Finding the Fourth Proportional to 3,076,740.72, 4,615,548.36 and 947,002.32

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Solution

The fourth proportional to 3,076,740.72, 4,615,548.36 and 947,002.32 is: 1,420,638.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,740.72 : 4,615,548.36 = 947,002.32 : x
  2. Step 2: Convert to fraction form
    3,076,740.72/4,615,548.36 = 947,002.32/x
  3. Step 3: Cross multiply
    3,076,740.72x = 4,615,548.36 × 947,002.32
  4. Step 4: Simplify right side
    3,076,740.72x = 4,370,935,004,992.20
  5. Step 5: Solve for x
    x = 4,370,935,004,992.20/3,076,740.72
  6. Step 6: Final answer
    x = 1,420,638.07

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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.