Home / 4,333,827.78-5,978,698.02-2,806,426.98

Finding the Fourth Proportional to 4,333,827.78, 5,978,698.02 and 2,806,426.98

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Solution

The fourth proportional to 4,333,827.78, 5,978,698.02 and 2,806,426.98 is: 3,871,584.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,333,827.78 : 5,978,698.02 = 2,806,426.98 : x
  2. Step 2: Convert to fraction form
    4,333,827.78/5,978,698.02 = 2,806,426.98/x
  3. Step 3: Cross multiply
    4,333,827.78x = 5,978,698.02 × 2,806,426.98
  4. Step 4: Simplify right side
    4,333,827.78x = 16,778,779,428,600.58
  5. Step 5: Solve for x
    x = 16,778,779,428,600.58/4,333,827.78
  6. Step 6: Final answer
    x = 3,871,584.26

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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.