Home / 1,242,810.40-1,715,062.06-698,946.04

Finding the Fourth Proportional to 1,242,810.40, 1,715,062.06 and 698,946.04

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Solution

The fourth proportional to 1,242,810.40, 1,715,062.06 and 698,946.04 is: 964,536.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,810.40 : 1,715,062.06 = 698,946.04 : x
  2. Step 2: Convert to fraction form
    1,242,810.40/1,715,062.06 = 698,946.04/x
  3. Step 3: Cross multiply
    1,242,810.40x = 1,715,062.06 × 698,946.04
  4. Step 4: Simplify right side
    1,242,810.40x = 1,198,735,835,191.24
  5. Step 5: Solve for x
    x = 1,198,735,835,191.24/1,242,810.40
  6. Step 6: Final answer
    x = 964,536.37

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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.