Home / 1,998,373.10-2,754,451.63-1,488,889.58

Finding the Fourth Proportional to 1,998,373.10, 2,754,451.63 and 1,488,889.58

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Solution

The fourth proportional to 1,998,373.10, 2,754,451.63 and 1,488,889.58 is: 2,052,206.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,373.10 : 2,754,451.63 = 1,488,889.58 : x
  2. Step 2: Convert to fraction form
    1,998,373.10/2,754,451.63 = 1,488,889.58/x
  3. Step 3: Cross multiply
    1,998,373.10x = 2,754,451.63 × 1,488,889.58
  4. Step 4: Simplify right side
    1,998,373.10x = 4,101,074,338,291.16
  5. Step 5: Solve for x
    x = 4,101,074,338,291.16/1,998,373.10
  6. Step 6: Final answer
    x = 2,052,206.54

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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.