Home / 1,939,761.69-2,676,870.50-1,124,438.68

Finding the Fourth Proportional to 1,939,761.69, 2,676,870.50 and 1,124,438.68

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Solution

The fourth proportional to 1,939,761.69, 2,676,870.50 and 1,124,438.68 is: 1,551,725.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,761.69 : 2,676,870.50 = 1,124,438.68 : x
  2. Step 2: Convert to fraction form
    1,939,761.69/2,676,870.50 = 1,124,438.68/x
  3. Step 3: Cross multiply
    1,939,761.69x = 2,676,870.50 × 1,124,438.68
  4. Step 4: Simplify right side
    1,939,761.69x = 3,009,976,720,542.41
  5. Step 5: Solve for x
    x = 3,009,976,720,542.41/1,939,761.69
  6. Step 6: Final answer
    x = 1,551,725.00

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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.