Home / 1,679,346.63-2,317,561.34-954,317.79

Finding the Fourth Proportional to 1,679,346.63, 2,317,561.34 and 954,317.79

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Solution

The fourth proportional to 1,679,346.63, 2,317,561.34 and 954,317.79 is: 1,316,994.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,346.63 : 2,317,561.34 = 954,317.79 : x
  2. Step 2: Convert to fraction form
    1,679,346.63/2,317,561.34 = 954,317.79/x
  3. Step 3: Cross multiply
    1,679,346.63x = 2,317,561.34 × 954,317.79
  4. Step 4: Simplify right side
    1,679,346.63x = 2,211,690,011,406.65
  5. Step 5: Solve for x
    x = 2,211,690,011,406.65/1,679,346.63
  6. Step 6: Final answer
    x = 1,316,994.34

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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.