Home / 4,979,032.62-6,871,925.43-2,885,582.76

Finding the Fourth Proportional to 4,979,032.62, 6,871,925.43 and 2,885,582.76

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Solution

The fourth proportional to 4,979,032.62, 6,871,925.43 and 2,885,582.76 is: 3,982,602.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,979,032.62 : 6,871,925.43 = 2,885,582.76 : x
  2. Step 2: Convert to fraction form
    4,979,032.62/6,871,925.43 = 2,885,582.76/x
  3. Step 3: Cross multiply
    4,979,032.62x = 6,871,925.43 × 2,885,582.76
  4. Step 4: Simplify right side
    4,979,032.62x = 19,829,509,548,813.59
  5. Step 5: Solve for x
    x = 19,829,509,548,813.59/4,979,032.62
  6. Step 6: Final answer
    x = 3,982,602.86

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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.