Home / 1,314,536.80-1,970,444.40-714,229.60

Finding the Fourth Proportional to 1,314,536.80, 1,970,444.40 and 714,229.60

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Solution

The fourth proportional to 1,314,536.80, 1,970,444.40 and 714,229.60 is: 1,070,605.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,536.80 : 1,970,444.40 = 714,229.60 : x
  2. Step 2: Convert to fraction form
    1,314,536.80/1,970,444.40 = 714,229.60/x
  3. Step 3: Cross multiply
    1,314,536.80x = 1,970,444.40 × 714,229.60
  4. Step 4: Simplify right side
    1,314,536.80x = 1,407,349,715,634.24
  5. Step 5: Solve for x
    x = 1,407,349,715,634.24/1,314,536.80
  6. Step 6: Final answer
    x = 1,070,605.03

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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.