Home / 1,447,713.90-1,997,847.48-803,134.08

Finding the Fourth Proportional to 1,447,713.90, 1,997,847.48 and 803,134.08

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Solution

The fourth proportional to 1,447,713.90, 1,997,847.48 and 803,134.08 is: 1,108,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,713.90 : 1,997,847.48 = 803,134.08 : x
  2. Step 2: Convert to fraction form
    1,447,713.90/1,997,847.48 = 803,134.08/x
  3. Step 3: Cross multiply
    1,447,713.90x = 1,997,847.48 × 803,134.08
  4. Step 4: Simplify right side
    1,447,713.90x = 1,604,539,397,830.12
  5. Step 5: Solve for x
    x = 1,604,539,397,830.12/1,447,713.90
  6. Step 6: Final answer
    x = 1,108,326.31

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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.