Home / 970,513.80-1,455,770.70-926,968.20

Finding the Fourth Proportional to 970,513.80, 1,455,770.70 and 926,968.20

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Solution

The fourth proportional to 970,513.80, 1,455,770.70 and 926,968.20 is: 1,390,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,513.80 : 1,455,770.70 = 926,968.20 : x
  2. Step 2: Convert to fraction form
    970,513.80/1,455,770.70 = 926,968.20/x
  3. Step 3: Cross multiply
    970,513.80x = 1,455,770.70 × 926,968.20
  4. Step 4: Simplify right side
    970,513.80x = 1,349,453,145,391.74
  5. Step 5: Solve for x
    x = 1,349,453,145,391.74/970,513.80
  6. Step 6: Final answer
    x = 1,390,452.30

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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.