Home / 1,872,415.88-2,808,783.91-657,886.94

Finding the Fourth Proportional to 1,872,415.88, 2,808,783.91 and 657,886.94

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Solution

The fourth proportional to 1,872,415.88, 2,808,783.91 and 657,886.94 is: 986,886.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,415.88 : 2,808,783.91 = 657,886.94 : x
  2. Step 2: Convert to fraction form
    1,872,415.88/2,808,783.91 = 657,886.94/x
  3. Step 3: Cross multiply
    1,872,415.88x = 2,808,783.91 × 657,886.94
  4. Step 4: Simplify right side
    1,872,415.88x = 1,847,862,251,671.14
  5. Step 5: Solve for x
    x = 1,847,862,251,671.14/1,872,415.88
  6. Step 6: Final answer
    x = 986,886.66

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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.