Home / 5,436,784.44-7,502,955.21-2,989,581.66

Finding the Fourth Proportional to 5,436,784.44, 7,502,955.21 and 2,989,581.66

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Solution

The fourth proportional to 5,436,784.44, 7,502,955.21 and 2,989,581.66 is: 4,125,728.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,784.44 : 7,502,955.21 = 2,989,581.66 : x
  2. Step 2: Convert to fraction form
    5,436,784.44/7,502,955.21 = 2,989,581.66/x
  3. Step 3: Cross multiply
    5,436,784.44x = 7,502,955.21 × 2,989,581.66
  4. Step 4: Simplify right side
    5,436,784.44x = 22,430,697,291,617.45
  5. Step 5: Solve for x
    x = 22,430,697,291,617.45/5,436,784.44
  6. Step 6: Final answer
    x = 4,125,728.64

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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.