Home / 4,298,512.78-6,447,535.87-1,306,463.50

Finding the Fourth Proportional to 4,298,512.78, 6,447,535.87 and 1,306,463.50

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Solution

The fourth proportional to 4,298,512.78, 6,447,535.87 and 1,306,463.50 is: 1,959,624.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298,512.78 : 6,447,535.87 = 1,306,463.50 : x
  2. Step 2: Convert to fraction form
    4,298,512.78/6,447,535.87 = 1,306,463.50/x
  3. Step 3: Cross multiply
    4,298,512.78x = 6,447,535.87 × 1,306,463.50
  4. Step 4: Simplify right side
    4,298,512.78x = 8,423,470,279,095.75
  5. Step 5: Solve for x
    x = 8,423,470,279,095.75/4,298,512.78
  6. Step 6: Final answer
    x = 1,959,624.34

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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.