Home / 3,076,758.32-4,615,574.88-947,019.92

Finding the Fourth Proportional to 3,076,758.32, 4,615,574.88 and 947,019.92

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Solution

The fourth proportional to 3,076,758.32, 4,615,574.88 and 947,019.92 is: 1,420,664.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,758.32 : 4,615,574.88 = 947,019.92 : x
  2. Step 2: Convert to fraction form
    3,076,758.32/4,615,574.88 = 947,019.92/x
  3. Step 3: Cross multiply
    3,076,758.32x = 4,615,574.88 × 947,019.92
  4. Step 4: Simplify right side
    3,076,758.32x = 4,371,041,353,611.61
  5. Step 5: Solve for x
    x = 4,371,041,353,611.61/3,076,758.32
  6. Step 6: Final answer
    x = 1,420,664.51

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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.