Home / 1,447,555.05-1,997,865.51-803,182.84

Finding the Fourth Proportional to 1,447,555.05, 1,997,865.51 and 803,182.84

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Solution

The fourth proportional to 1,447,555.05, 1,997,865.51 and 803,182.84 is: 1,108,525.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,555.05 : 1,997,865.51 = 803,182.84 : x
  2. Step 2: Convert to fraction form
    1,447,555.05/1,997,865.51 = 803,182.84/x
  3. Step 3: Cross multiply
    1,447,555.05x = 1,997,865.51 × 803,182.84
  4. Step 4: Simplify right side
    1,447,555.05x = 1,604,651,286,253.25
  5. Step 5: Solve for x
    x = 1,604,651,286,253.25/1,447,555.05
  6. Step 6: Final answer
    x = 1,108,525.22

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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.