Home / 1,147,985.66-1,584,234.73-631,798.98

Finding the Fourth Proportional to 1,147,985.66, 1,584,234.73 and 631,798.98

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Solution

The fourth proportional to 1,147,985.66, 1,584,234.73 and 631,798.98 is: 871,890.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,985.66 : 1,584,234.73 = 631,798.98 : x
  2. Step 2: Convert to fraction form
    1,147,985.66/1,584,234.73 = 631,798.98/x
  3. Step 3: Cross multiply
    1,147,985.66x = 1,584,234.73 × 631,798.98
  4. Step 4: Simplify right side
    1,147,985.66x = 1,000,917,887,284.32
  5. Step 5: Solve for x
    x = 1,000,917,887,284.32/1,147,985.66
  6. Step 6: Final answer
    x = 871,890.59

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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.