Home / 1,679,242.85-2,317,355.79-954,091.52

Finding the Fourth Proportional to 1,679,242.85, 2,317,355.79 and 954,091.52

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Solution

The fourth proportional to 1,679,242.85, 2,317,355.79 and 954,091.52 is: 1,316,646.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,242.85 : 2,317,355.79 = 954,091.52 : x
  2. Step 2: Convert to fraction form
    1,679,242.85/2,317,355.79 = 954,091.52/x
  3. Step 3: Cross multiply
    1,679,242.85x = 2,317,355.79 × 954,091.52
  4. Step 4: Simplify right side
    1,679,242.85x = 2,210,969,496,475.12
  5. Step 5: Solve for x
    x = 2,210,969,496,475.12/1,679,242.85
  6. Step 6: Final answer
    x = 1,316,646.67

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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.