Home / 1,472,421.69-2,208,568.30-461,520.59

Finding the Fourth Proportional to 1,472,421.69, 2,208,568.30 and 461,520.59

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Solution

The fourth proportional to 1,472,421.69, 2,208,568.30 and 461,520.59 is: 692,260.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,421.69 : 2,208,568.30 = 461,520.59 : x
  2. Step 2: Convert to fraction form
    1,472,421.69/2,208,568.30 = 461,520.59/x
  3. Step 3: Cross multiply
    1,472,421.69x = 2,208,568.30 × 461,520.59
  4. Step 4: Simplify right side
    1,472,421.69x = 1,019,299,732,674.65
  5. Step 5: Solve for x
    x = 1,019,299,732,674.65/1,472,421.69
  6. Step 6: Final answer
    x = 692,260.74

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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.