Home / 1,762,678.69-2,433,240.65-1,190,493.88

Finding the Fourth Proportional to 1,762,678.69, 2,433,240.65 and 1,190,493.88

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Solution

The fourth proportional to 1,762,678.69, 2,433,240.65 and 1,190,493.88 is: 1,643,384.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762,678.69 : 2,433,240.65 = 1,190,493.88 : x
  2. Step 2: Convert to fraction form
    1,762,678.69/2,433,240.65 = 1,190,493.88/x
  3. Step 3: Cross multiply
    1,762,678.69x = 2,433,240.65 × 1,190,493.88
  4. Step 4: Simplify right side
    1,762,678.69x = 2,896,758,099,285.36
  5. Step 5: Solve for x
    x = 2,896,758,099,285.36/1,762,678.69
  6. Step 6: Final answer
    x = 1,643,384.08

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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.