Home / 3,402,124.80-5,091,377.40-3,118,689.60

Finding the Fourth Proportional to 3,402,124.80, 5,091,377.40 and 3,118,689.60

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Solution

The fourth proportional to 3,402,124.80, 5,091,377.40 and 3,118,689.60 is: 4,667,208.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,124.80 : 5,091,377.40 = 3,118,689.60 : x
  2. Step 2: Convert to fraction form
    3,402,124.80/5,091,377.40 = 3,118,689.60/x
  3. Step 3: Cross multiply
    3,402,124.80x = 5,091,377.40 × 3,118,689.60
  4. Step 4: Simplify right side
    3,402,124.80x = 15,878,425,747,055.04
  5. Step 5: Solve for x
    x = 15,878,425,747,055.04/3,402,124.80
  6. Step 6: Final answer
    x = 4,667,208.49

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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.