Home / 2,091,854.70-3,137,437.60-1,955,681.15

Finding the Fourth Proportional to 2,091,854.70, 3,137,437.60 and 1,955,681.15

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Solution

The fourth proportional to 2,091,854.70, 3,137,437.60 and 1,955,681.15 is: 2,933,199.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,854.70 : 3,137,437.60 = 1,955,681.15 : x
  2. Step 2: Convert to fraction form
    2,091,854.70/3,137,437.60 = 1,955,681.15/x
  3. Step 3: Cross multiply
    2,091,854.70x = 3,137,437.60 × 1,955,681.15
  4. Step 4: Simplify right side
    2,091,854.70x = 6,135,827,553,044.85
  5. Step 5: Solve for x
    x = 6,135,827,553,044.85/2,091,854.70
  6. Step 6: Final answer
    x = 2,933,199.69

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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.