Home / 1,038,848.16-1,558,765.38-719,491.49

Finding the Fourth Proportional to 1,038,848.16, 1,558,765.38 and 719,491.49

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Solution

The fourth proportional to 1,038,848.16, 1,558,765.38 and 719,491.49 is: 1,079,578.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,848.16 : 1,558,765.38 = 719,491.49 : x
  2. Step 2: Convert to fraction form
    1,038,848.16/1,558,765.38 = 719,491.49/x
  3. Step 3: Cross multiply
    1,038,848.16x = 1,558,765.38 × 719,491.49
  4. Step 4: Simplify right side
    1,038,848.16x = 1,121,518,425,816.62
  5. Step 5: Solve for x
    x = 1,121,518,425,816.62/1,038,848.16
  6. Step 6: Final answer
    x = 1,079,578.78

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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.