Home / 4,688,711.18-6,470,692.60-2,623,708.72

Finding the Fourth Proportional to 4,688,711.18, 6,470,692.60 and 2,623,708.72

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Solution

The fourth proportional to 4,688,711.18, 6,470,692.60 and 2,623,708.72 is: 3,620,869.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,688,711.18 : 6,470,692.60 = 2,623,708.72 : x
  2. Step 2: Convert to fraction form
    4,688,711.18/6,470,692.60 = 2,623,708.72/x
  3. Step 3: Cross multiply
    4,688,711.18x = 6,470,692.60 × 2,623,708.72
  4. Step 4: Simplify right side
    4,688,711.18x = 16,977,212,599,059.47
  5. Step 5: Solve for x
    x = 16,977,212,599,059.47/4,688,711.18
  6. Step 6: Final answer
    x = 3,620,869.78

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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.