Home / 1,943,339.73-2,909,030.89-1,267,966.79

Finding the Fourth Proportional to 1,943,339.73, 2,909,030.89 and 1,267,966.79

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Solution

The fourth proportional to 1,943,339.73, 2,909,030.89 and 1,267,966.79 is: 1,898,049.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,943,339.73 : 2,909,030.89 = 1,267,966.79 : x
  2. Step 2: Convert to fraction form
    1,943,339.73/2,909,030.89 = 1,267,966.79/x
  3. Step 3: Cross multiply
    1,943,339.73x = 2,909,030.89 × 1,267,966.79
  4. Step 4: Simplify right side
    1,943,339.73x = 3,688,554,567,972.52
  5. Step 5: Solve for x
    x = 3,688,554,567,972.52/1,943,339.73
  6. Step 6: Final answer
    x = 1,898,049.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.