Home / 4,989,802.34-6,885,644.49-2,814,215.45

Finding the Fourth Proportional to 4,989,802.34, 6,885,644.49 and 2,814,215.45

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Solution

The fourth proportional to 4,989,802.34, 6,885,644.49 and 2,814,215.45 is: 3,883,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989,802.34 : 6,885,644.49 = 2,814,215.45 : x
  2. Step 2: Convert to fraction form
    4,989,802.34/6,885,644.49 = 2,814,215.45/x
  3. Step 3: Cross multiply
    4,989,802.34x = 6,885,644.49 × 2,814,215.45
  4. Step 4: Simplify right side
    4,989,802.34x = 19,377,687,072,537.15
  5. Step 5: Solve for x
    x = 19,377,687,072,537.15/4,989,802.34
  6. Step 6: Final answer
    x = 3,883,457.85

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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.