Home / 3,817,010.80-5,725,512.60-977,118.40

Finding the Fourth Proportional to 3,817,010.80, 5,725,512.60 and 977,118.40

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Solution

The fourth proportional to 3,817,010.80, 5,725,512.60 and 977,118.40 is: 1,465,676.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,817,010.80 : 5,725,512.60 = 977,118.40 : x
  2. Step 2: Convert to fraction form
    3,817,010.80/5,725,512.60 = 977,118.40/x
  3. Step 3: Cross multiply
    3,817,010.80x = 5,725,512.60 × 977,118.40
  4. Step 4: Simplify right side
    3,817,010.80x = 5,594,503,710,891.84
  5. Step 5: Solve for x
    x = 5,594,503,710,891.84/3,817,010.80
  6. Step 6: Final answer
    x = 1,465,676.68

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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.