Home / 960,014.40-1,440,021.60-782,721.60

Finding the Fourth Proportional to 960,014.40, 1,440,021.60 and 782,721.60

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Solution

The fourth proportional to 960,014.40, 1,440,021.60 and 782,721.60 is: 1,174,082.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,014.40 : 1,440,021.60 = 782,721.60 : x
  2. Step 2: Convert to fraction form
    960,014.40/1,440,021.60 = 782,721.60/x
  3. Step 3: Cross multiply
    960,014.40x = 1,440,021.60 × 782,721.60
  4. Step 4: Simplify right side
    960,014.40x = 1,127,136,010,786.56
  5. Step 5: Solve for x
    x = 1,127,136,010,786.56/960,014.40
  6. Step 6: Final answer
    x = 1,174,082.40

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1.5x scale

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.