Home / 1,042,675.76-1,437,666.64-835,778.72

Finding the Fourth Proportional to 1,042,675.76, 1,437,666.64 and 835,778.72

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Solution

The fourth proportional to 1,042,675.76, 1,437,666.64 and 835,778.72 is: 1,152,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,675.76 : 1,437,666.64 = 835,778.72 : x
  2. Step 2: Convert to fraction form
    1,042,675.76/1,437,666.64 = 835,778.72/x
  3. Step 3: Cross multiply
    1,042,675.76x = 1,437,666.64 × 835,778.72
  4. Step 4: Simplify right side
    1,042,675.76x = 1,201,571,185,670.62
  5. Step 5: Solve for x
    x = 1,201,571,185,670.62/1,042,675.76
  6. Step 6: Final answer
    x = 1,152,391.98

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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.