Home / 1,890,581.76-2,829,211.20-1,180,944

Finding the Fourth Proportional to 1,890,581.76, 2,829,211.20 and 1,180,944

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Solution

The fourth proportional to 1,890,581.76, 2,829,211.20 and 1,180,944 is: 1,767,254.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,890,581.76 : 2,829,211.20 = 1,180,944 : x
  2. Step 2: Convert to fraction form
    1,890,581.76/2,829,211.20 = 1,180,944/x
  3. Step 3: Cross multiply
    1,890,581.76x = 2,829,211.20 × 1,180,944
  4. Step 4: Simplify right side
    1,890,581.76x = 3,341,139,991,372.80
  5. Step 5: Solve for x
    x = 3,341,139,991,372.80/1,890,581.76
  6. Step 6: Final answer
    x = 1,767,254.96

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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.