Home / 1,486,910.40-2,051,938.56-807,846.72

Finding the Fourth Proportional to 1,486,910.40, 2,051,938.56 and 807,846.72

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Solution

The fourth proportional to 1,486,910.40, 2,051,938.56 and 807,846.72 is: 1,114,829.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,910.40 : 2,051,938.56 = 807,846.72 : x
  2. Step 2: Convert to fraction form
    1,486,910.40/2,051,938.56 = 807,846.72/x
  3. Step 3: Cross multiply
    1,486,910.40x = 2,051,938.56 × 807,846.72
  4. Step 4: Simplify right side
    1,486,910.40x = 1,657,651,835,337.52
  5. Step 5: Solve for x
    x = 1,657,651,835,337.52/1,486,910.40
  6. Step 6: Final answer
    x = 1,114,829.67

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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.