Home / 1,256,943.30-1,734,582.15-683,971.14

Finding the Fourth Proportional to 1,256,943.30, 1,734,582.15 and 683,971.14

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Solution

The fourth proportional to 1,256,943.30, 1,734,582.15 and 683,971.14 is: 943,880.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,943.30 : 1,734,582.15 = 683,971.14 : x
  2. Step 2: Convert to fraction form
    1,256,943.30/1,734,582.15 = 683,971.14/x
  3. Step 3: Cross multiply
    1,256,943.30x = 1,734,582.15 × 683,971.14
  4. Step 4: Simplify right side
    1,256,943.30x = 1,186,404,130,559.15
  5. Step 5: Solve for x
    x = 1,186,404,130,559.15/1,256,943.30
  6. Step 6: Final answer
    x = 943,880.39

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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.