Home / 5,345,939.61-7,377,732.59-2,931,491.61

Finding the Fourth Proportional to 5,345,939.61, 7,377,732.59 and 2,931,491.61

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Solution

The fourth proportional to 5,345,939.61, 7,377,732.59 and 2,931,491.61 is: 4,045,642.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,939.61 : 7,377,732.59 = 2,931,491.61 : x
  2. Step 2: Convert to fraction form
    5,345,939.61/7,377,732.59 = 2,931,491.61/x
  3. Step 3: Cross multiply
    5,345,939.61x = 7,377,732.59 × 2,931,491.61
  4. Step 4: Simplify right side
    5,345,939.61x = 21,627,761,173,751.11
  5. Step 5: Solve for x
    x = 21,627,761,173,751.11/5,345,939.61
  6. Step 6: Final answer
    x = 4,045,642.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.