Home / 1,072,955.60-1,609,433.40-673,876.70

Finding the Fourth Proportional to 1,072,955.60, 1,609,433.40 and 673,876.70

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Solution

The fourth proportional to 1,072,955.60, 1,609,433.40 and 673,876.70 is: 1,010,815.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,955.60 : 1,609,433.40 = 673,876.70 : x
  2. Step 2: Convert to fraction form
    1,072,955.60/1,609,433.40 = 673,876.70/x
  3. Step 3: Cross multiply
    1,072,955.60x = 1,609,433.40 × 673,876.70
  4. Step 4: Simplify right side
    1,072,955.60x = 1,084,559,668,461.78
  5. Step 5: Solve for x
    x = 1,084,559,668,461.78/1,072,955.60
  6. Step 6: Final answer
    x = 1,010,815.05

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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.