Home / 1,447,010.70-1,996,863.53-802,432.54

Finding the Fourth Proportional to 1,447,010.70, 1,996,863.53 and 802,432.54

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Solution

The fourth proportional to 1,447,010.70, 1,996,863.53 and 802,432.54 is: 1,107,350.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,010.70 : 1,996,863.53 = 802,432.54 : x
  2. Step 2: Convert to fraction form
    1,447,010.70/1,996,863.53 = 802,432.54/x
  3. Step 3: Cross multiply
    1,447,010.70x = 1,996,863.53 × 802,432.54
  4. Step 4: Simplify right side
    1,447,010.70x = 1,602,348,274,411.27
  5. Step 5: Solve for x
    x = 1,602,348,274,411.27/1,447,010.70
  6. Step 6: Final answer
    x = 1,107,350.67

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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.