Home / 3,076,738.68-4,615,545.32-947,000.28

Finding the Fourth Proportional to 3,076,738.68, 4,615,545.32 and 947,000.28

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Solution

The fourth proportional to 3,076,738.68, 4,615,545.32 and 947,000.28 is: 1,420,635.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,076,738.68 : 4,615,545.32 = 947,000.28 : x
  2. Step 2: Convert to fraction form
    3,076,738.68/4,615,545.32 = 947,000.28/x
  3. Step 3: Cross multiply
    3,076,738.68x = 4,615,545.32 × 947,000.28
  4. Step 4: Simplify right side
    3,076,738.68x = 4,370,922,710,392.69
  5. Step 5: Solve for x
    x = 4,370,922,710,392.69/3,076,738.68
  6. Step 6: Final answer
    x = 1,420,635.02

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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.