Home / 1,447,713.71-1,997,847.27-803,133.92

Finding the Fourth Proportional to 1,447,713.71, 1,997,847.27 and 803,133.92

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Solution

The fourth proportional to 1,447,713.71, 1,997,847.27 and 803,133.92 is: 1,108,326.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,713.71 : 1,997,847.27 = 803,133.92 : x
  2. Step 2: Convert to fraction form
    1,447,713.71/1,997,847.27 = 803,133.92/x
  3. Step 3: Cross multiply
    1,447,713.71x = 1,997,847.27 × 803,133.92
  4. Step 4: Simplify right side
    1,447,713.71x = 1,604,538,909,516.40
  5. Step 5: Solve for x
    x = 1,604,538,909,516.40/1,447,713.71
  6. Step 6: Final answer
    x = 1,108,326.11

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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.