Home / 1,430.01-1,972.71-1,233.18

Finding the Fourth Proportional to 1,430.01, 1,972.71 and 1,233.18

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Solution

The fourth proportional to 1,430.01, 1,972.71 and 1,233.18 is: 1,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,430.01 : 1,972.71 = 1,233.18 : x
  2. Step 2: Convert to fraction form
    1,430.01/1,972.71 = 1,233.18/x
  3. Step 3: Cross multiply
    1,430.01x = 1,972.71 × 1,233.18
  4. Step 4: Simplify right side
    1,430.01x = 2,432,706.52
  5. Step 5: Solve for x
    x = 2,432,706.52/1,430.01
  6. Step 6: Final answer
    x = 1,701.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.