Home / 2,489,632.77-3,436,020.61-1,402,116.95

Finding the Fourth Proportional to 2,489,632.77, 3,436,020.61 and 1,402,116.95

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Solution

The fourth proportional to 2,489,632.77, 3,436,020.61 and 1,402,116.95 is: 1,935,105.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489,632.77 : 3,436,020.61 = 1,402,116.95 : x
  2. Step 2: Convert to fraction form
    2,489,632.77/3,436,020.61 = 1,402,116.95/x
  3. Step 3: Cross multiply
    2,489,632.77x = 3,436,020.61 × 1,402,116.95
  4. Step 4: Simplify right side
    2,489,632.77x = 4,817,702,742,915.10
  5. Step 5: Solve for x
    x = 4,817,702,742,915.10/2,489,632.77
  6. Step 6: Final answer
    x = 1,935,105.77

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Why These Related Problems?

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