Home / 1,314,233.40-1,970,256.60-556,656.60

Finding the Fourth Proportional to 1,314,233.40, 1,970,256.60 and 556,656.60

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Solution

The fourth proportional to 1,314,233.40, 1,970,256.60 and 556,656.60 is: 834,521.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,233.40 : 1,970,256.60 = 556,656.60 : x
  2. Step 2: Convert to fraction form
    1,314,233.40/1,970,256.60 = 556,656.60/x
  3. Step 3: Cross multiply
    1,314,233.40x = 1,970,256.60 × 556,656.60
  4. Step 4: Simplify right side
    1,314,233.40x = 1,096,756,340,083.56
  5. Step 5: Solve for x
    x = 1,096,756,340,083.56/1,314,233.40
  6. Step 6: Final answer
    x = 834,521.74

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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.