Home / 1,358,510.61-2,037,640.96-459,849.63

Finding the Fourth Proportional to 1,358,510.61, 2,037,640.96 and 459,849.63

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Solution

The fourth proportional to 1,358,510.61, 2,037,640.96 and 459,849.63 is: 689,732.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,510.61 : 2,037,640.96 = 459,849.63 : x
  2. Step 2: Convert to fraction form
    1,358,510.61/2,037,640.96 = 459,849.63/x
  3. Step 3: Cross multiply
    1,358,510.61x = 2,037,640.96 × 459,849.63
  4. Step 4: Simplify right side
    1,358,510.61x = 937,008,441,528.85
  5. Step 5: Solve for x
    x = 937,008,441,528.85/1,358,510.61
  6. Step 6: Final answer
    x = 689,732.15

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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.