Home / 1,558,274.38-2,340,958.16-1,127,320.88

Finding the Fourth Proportional to 1,558,274.38, 2,340,958.16 and 1,127,320.88

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Solution

The fourth proportional to 1,558,274.38, 2,340,958.16 and 1,127,320.88 is: 1,693,547.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,274.38 : 2,340,958.16 = 1,127,320.88 : x
  2. Step 2: Convert to fraction form
    1,558,274.38/2,340,958.16 = 1,127,320.88/x
  3. Step 3: Cross multiply
    1,558,274.38x = 2,340,958.16 × 1,127,320.88
  4. Step 4: Simplify right side
    1,558,274.38x = 2,639,011,004,087.89
  5. Step 5: Solve for x
    x = 2,639,011,004,087.89/1,558,274.38
  6. Step 6: Final answer
    x = 1,693,547.07

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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.