Home / 2,267,995.95-3,129,833.01-1,249,400.70

Finding the Fourth Proportional to 2,267,995.95, 3,129,833.01 and 1,249,400.70

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Solution

The fourth proportional to 2,267,995.95, 3,129,833.01 and 1,249,400.70 is: 1,724,172.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267,995.95 : 3,129,833.01 = 1,249,400.70 : x
  2. Step 2: Convert to fraction form
    2,267,995.95/3,129,833.01 = 1,249,400.70/x
  3. Step 3: Cross multiply
    2,267,995.95x = 3,129,833.01 × 1,249,400.70
  4. Step 4: Simplify right side
    2,267,995.95x = 3,910,415,558,262.36
  5. Step 5: Solve for x
    x = 3,910,415,558,262.36/2,267,995.95
  6. Step 6: Final answer
    x = 1,724,172.20

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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.