Home / 1,358,379.90-2,037,639.64-347,510.62

Finding the Fourth Proportional to 1,358,379.90, 2,037,639.64 and 347,510.62

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Solution

The fourth proportional to 1,358,379.90, 2,037,639.64 and 347,510.62 is: 521,283.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,379.90 : 2,037,639.64 = 347,510.62 : x
  2. Step 2: Convert to fraction form
    1,358,379.90/2,037,639.64 = 347,510.62/x
  3. Step 3: Cross multiply
    1,358,379.90x = 2,037,639.64 × 347,510.62
  4. Step 4: Simplify right side
    1,358,379.90x = 708,101,414,632.98
  5. Step 5: Solve for x
    x = 708,101,414,632.98/1,358,379.90
  6. Step 6: Final answer
    x = 521,283.79

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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.