Home / 1,578,484.32-2,368,077.12-736,576.80

Finding the Fourth Proportional to 1,578,484.32, 2,368,077.12 and 736,576.80

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Solution

The fourth proportional to 1,578,484.32, 2,368,077.12 and 736,576.80 is: 1,105,028.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578,484.32 : 2,368,077.12 = 736,576.80 : x
  2. Step 2: Convert to fraction form
    1,578,484.32/2,368,077.12 = 736,576.80/x
  3. Step 3: Cross multiply
    1,578,484.32x = 2,368,077.12 × 736,576.80
  4. Step 4: Simplify right side
    1,578,484.32x = 1,744,270,667,202.82
  5. Step 5: Solve for x
    x = 1,744,270,667,202.82/1,578,484.32
  6. Step 6: Final answer
    x = 1,105,028.82

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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.