Home / 1,488,533.93-2,230,732.36-777,142.93

Finding the Fourth Proportional to 1,488,533.93, 2,230,732.36 and 777,142.93

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Solution

The fourth proportional to 1,488,533.93, 2,230,732.36 and 777,142.93 is: 1,164,634.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,533.93 : 2,230,732.36 = 777,142.93 : x
  2. Step 2: Convert to fraction form
    1,488,533.93/2,230,732.36 = 777,142.93/x
  3. Step 3: Cross multiply
    1,488,533.93x = 2,230,732.36 × 777,142.93
  4. Step 4: Simplify right side
    1,488,533.93x = 1,733,597,869,199.70
  5. Step 5: Solve for x
    x = 1,733,597,869,199.70/1,488,533.93
  6. Step 6: Final answer
    x = 1,164,634.43

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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.